121120010112112 has 80 divisors (see below), whose sum is σ = 259283427905664. Its totient is φ = 54352364960000.

The previous prime is 121120010112103. The next prime is 121120010112133. The reversal of 121120010112112 is 211211010021121.

It is a super-2 number, since 2×121120010112112² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 3649714 + ... + 15986257.

Almost surely, 2^{121120010112112} is an apocalyptic number.

It is an amenable number.

121120010112112 is an abundant number, since it is smaller than the sum of its proper divisors (138163417793552).

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

121120010112112 is a wasteful number, since it uses less digits than its factorization.

121120010112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19636438 (or 19636432 counting only the distinct ones).

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

Adding to 121120010112112 its reverse (211211010021121), we get a palindrome (332331020133233).

Subtracting 121120010112112 from its reverse (211211010021121), we obtain a palindrome (90090999909009).

The spelling of 121120010112112 in words is "one hundred twenty-one trillion, one hundred twenty billion, ten million, one hundred twelve thousand, one hundred twelve".