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1011022011010 = 251121997453367
BaseRepresentation
bin11101011011001011001…
…10111001101010000010
310120122121212021121011001
432231211212321222002
5113031033113323020
62052242422242214
7133021032204634
oct16554546715202
93518555247131
101011022011010
1135a854627a00
12143b3928636a
137445392ba4b
1436d10206a54
151b47420250a
hexeb659b9a82

1011022011010 has 96 divisors (see below), whose sum is σ = 2127311464320. Its totient is φ = 344703237120.

The previous prime is 1011022011007. The next prime is 1011022011023. The reversal of 1011022011010 is 101102201101.

It is a super-2 number, since 2×10110220110102 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2003347 + ... + 2456713.

It is an arithmetic number, because the mean of its divisors is an integer number (22159494420).

Almost surely, 21011022011010 is an apocalyptic number.

1011022011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011022011010 is an abundant number, since it is smaller than the sum of its proper divisors (1116289453310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011022011010 is a wasteful number, since it uses less digits than its factorization.

1011022011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453512 (or 453501 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

1011022011010 divided by its sum of digits (10) gives a palindrome (101102201101).

Adding to 1011022011010 its reverse (101102201101), we get a palindrome (1112124212111).

It can be divided in two parts, 101102 and 2011010, that added together give a palindrome (2112112).

The spelling of 1011022011010 in words is "one trillion, eleven billion, twenty-two million, eleven thousand, ten".

Divisors: 1 2 5 10 11 19 22 38 55 95 97 110 121 190 194 209 242 418 485 605 970 1045 1067 1210 1843 2090 2134 2299 3686 4598 5335 9215 10670 11495 11737 18430 20273 22990 23474 40546 58685 101365 117370 202730 223003 446006 453367 906734 1115015 2230030 2266835 4533670 4987037 8613973 9974074 17227946 24935185 43069865 43976599 49870370 54857407 86139730 87953198 94753703 109714814 189507406 219882995 274287035 439765990 473768515 483742589 548574070 835555381 947537030 967485178 1042290733 1671110762 2084581466 2418712945 4177776905 4837425890 5211453665 5321168479 8355553810 9191109191 10422907330 10642336958 18382218382 26605842395 45955545955 53211684790 91911091910 101102201101 202204402202 505511005505 1011022011010