10122120111112 has 64 divisors (see below), whose sum is σ = 19896367841280. Its totient is φ = 4818478834752.

The previous prime is 10122120111029. The next prime is 10122120111137. The reversal of 10122120111112 is 21111102122101.

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, 286508793 + ... + 286544119.

It is an arithmetic number, because the mean of its divisors is an integer number (310880747520).

Almost surely, 2^{10122120111112} is an apocalyptic number.

It is an amenable number.

10122120111112 is a deficient number, since it is larger than the sum of its proper divisors (9774247730168).

10122120111112 is a wasteful number, since it uses less digits than its factorization.

10122120111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42562 (or 42558 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 10122120111112 its reverse (21111102122101), we get a palindrome (31233222233213).

The spelling of 10122120111112 in words is "ten trillion, one hundred twenty-two billion, one hundred twenty million, one hundred eleven thousand, one hundred twelve".