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1122021010212 = 223397415356711
BaseRepresentation
bin10000010100111101101…
…010011110101100100100
310222021010120110222210120
4100110331222132230210
5121340344334311322
62215241020121540
7144030504140334
oct20247552365444
93867116428716
101122021010212
113a2934677993
121615566962b0
1381a630a542b
143c43dd570c4
151e2bdd7ea5c
hex1053da9eb24

1122021010212 has 48 divisors (see below), whose sum is σ = 2625321885312. Its totient is φ = 372968513280.

The previous prime is 1122021010207. The next prime is 1122021010237. The reversal of 1122021010212 is 2120101202211.

It is a super-2 number, since 2×11220210102122 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1122021010191 and 1122021010200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19756537 + ... + 19813247.

It is an arithmetic number, because the mean of its divisors is an integer number (54694205944).

Almost surely, 21122021010212 is an apocalyptic number.

1122021010212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122021010212 is an abundant number, since it is smaller than the sum of its proper divisors (1503300875100).

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

1122021010212 is a wasteful number, since it uses less digits than its factorization.

1122021010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61268 (or 61266 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1122021010212 its reverse (2120101202211), we get a palindrome (3242122212423).

The spelling of 1122021010212 in words is "one trillion, one hundred twenty-two billion, twenty-one million, ten thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 397 794 1191 1588 2382 4153 4764 8306 12459 16612 24918 49836 56711 113422 170133 226844 340266 680532 1648741 3297482 4946223 6594964 9892446 19784892 22514267 45028534 67542801 90057068 135085602 235520783 270171204 471041566 706562349 942083132 1413124698 2826249396 93501750851 187003501702 280505252553 374007003404 561010505106 1122021010212