10123123112 has 32 divisors (see below), whose sum is σ = 19093449600. Its totient is φ = 5031606144.

The previous prime is 10123123097. The next prime is 10123123141. The reversal of 10123123112 is 21132132101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301828 + ... + 1309580.

It is an arithmetic number, because the mean of its divisors is an integer number (596670300).

Almost surely, 2^10123123112 is an apocalyptic number.

It is an amenable number.

10123123112 is a deficient number, since it is larger than the sum of its proper divisors (8970326488).

10123123112 is a wasteful number, since it uses less digits than its factorization.

10123123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8705 (or 8701 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10123123112 its reverse (21132132101), we get a palindrome (31255255213).

The spelling of 10123123112 in words is "ten billion, one hundred twenty-three million, one hundred twenty-three thousand, one hundred twelve".