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1201101011010 = 233541108500543
BaseRepresentation
bin10001011110100111001…
…100101111100001000010
311020211020210110021011000
4101132213030233201002
5124134323324323020
62315440031032430
7152530255066455
oct21364714574102
94224223407130
101201101011010
11423425231a4a
1217494636b716
1389356730904
14421c284b49c
152139b6c1090
hex117a732f842

1201101011010 has 64 divisors (see below), whose sum is σ = 3281056450560. Its totient is φ = 312481560960.

The previous prime is 1201101011009. The next prime is 1201101011081. The reversal of 1201101011010 is 101101011021.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1201101010983 and 1201101011001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54239202 + ... + 54261341.

It is an arithmetic number, because the mean of its divisors is an integer number (51266507040).

Almost surely, 21201101011010 is an apocalyptic number.

1201101011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201101011010 is an abundant number, since it is smaller than the sum of its proper divisors (2079955439550).

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

1201101011010 is a wasteful number, since it uses less digits than its factorization.

1201101011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108500600 (or 108500594 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1201101011010 its reverse (101101011021), we get a palindrome (1302202022031).

The spelling of 1201101011010 in words is "one trillion, two hundred one billion, one hundred one million, eleven thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 41 45 54 82 90 123 135 205 246 270 369 410 615 738 1107 1230 1845 2214 3690 5535 11070 108500543 217001086 325501629 542502715 651003258 976504887 1085005430 1627508145 1953009774 2929514661 3255016290 4448522263 4882524435 5859029322 8897044526 9765048870 13345566789 14647573305 22242611315 26691133578 29295146610 40036700367 44485222630 66727833945 80073400734 120110101101 133455667890 200183501835 240220202202 400367003670 600550505505 1201101011010