102011123131312 has 40 divisors (see below), whose sum is σ = 199608160791312. Its totient is φ = 50499363552000.

The previous prime is 102011123131279. The next prime is 102011123131321. The reversal of 102011123131312 is 213131321110201.

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, 69777762 + ... + 71224702.

Almost surely, 2^{102011123131312} is an apocalyptic number.

It is an amenable number.

102011123131312 is a deficient number, since it is larger than the sum of its proper divisors (97597037660000).

102011123131312 is a wasteful number, since it uses less digits than its factorization.

102011123131312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490677 (or 1490671 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 102011123131312 its reverse (213131321110201), we get a palindrome (315142444241513).

The spelling of 102011123131312 in words is "one hundred two trillion, eleven billion, one hundred twenty-three million, one hundred thirty-one thousand, three hundred twelve".