10123012132 has 12 divisors (see below), whose sum is σ = 17791304076. Its totient is φ = 5039782400.

The previous prime is 10123012129. The next prime is 10123012157. The reversal of 10123012132 is 23121032101.

It can be written as a sum of positive squares in 2 ways, for example, as 4306509376 + 5816502756 = 65624^2 + 76266^2 .

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, 5429869 + ... + 5431732.

It is an arithmetic number, because the mean of its divisors is an integer number (1482608673).

Almost surely, 2^10123012132 is an apocalyptic number.

It is an amenable number.

10123012132 is a deficient number, since it is larger than the sum of its proper divisors (7668291944).

10123012132 is a wasteful number, since it uses less digits than its factorization.

10123012132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10861838 (or 10861836 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10123012132 its reverse (23121032101), we get a palindrome (33244044233).

The spelling of 10123012132 in words is "ten billion, one hundred twenty-three million, twelve thousand, one hundred thirty-two".