10122123112 has 16 divisors (see below), whose sum is σ = 19633428900. Its totient is φ = 4886542080.

The previous prime is 10122123079. The next prime is 10122123127. The reversal of 10122123112 is 21132122101.

It can be written as a sum of positive squares in 2 ways, for example, as 9064182436 + 1057940676 = 95206^2 + 32526^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21814689 + ... + 21815152.

Almost surely, 2^10122123112 is an apocalyptic number.

It is an amenable number.

10122123112 is a deficient number, since it is larger than the sum of its proper divisors (9511305788).

10122123112 is a wasteful number, since it uses less digits than its factorization.

10122123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43629876 (or 43629872 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10122123112 its reverse (21132122101), we get a palindrome (31254245213).

The spelling of 10122123112 in words is "ten billion, one hundred twenty-two million, one hundred twenty-three thousand, one hundred twelve".