900112211012 has 24 divisors (see below), whose sum is σ = 1801627630656. Its totient is φ = 385461688608.

The previous prime is 900112211003. The next prime is 900112211039. The reversal of 900112211012 is 210112211009.

It is a super-2 number, since 2×900112211012² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12492083 + ... + 12563930.

It is an arithmetic number, because the mean of its divisors is an integer number (75067817944).

Almost surely, 2^900112211012 is an apocalyptic number.

It is an amenable number.

900112211012 is an abundant number, since it is smaller than the sum of its proper divisors (901515419644).

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

900112211012 is a wasteful number, since it uses less digits than its factorization.

900112211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25057307 (or 25057305 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 900112211012 in words is "nine hundred billion, one hundred twelve million, two hundred eleven thousand, twelve".