130021312123312 has 10 divisors (see below), whose sum is σ = 251916292238948. Its totient is φ = 65010656061648.

The previous prime is 130021312123309. The next prime is 130021312123379. The reversal of 130021312123312 is 213321213120031.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4063166003838 + ... + 4063166003869.

Almost surely, 2^{130021312123312} is an apocalyptic number.

It is an amenable number.

130021312123312 is a deficient number, since it is larger than the sum of its proper divisors (121894980115636).

130021312123312 is an equidigital number, since it uses as much as digits as its factorization.

130021312123312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8126332007715 (or 8126332007709 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 130021312123312 its reverse (213321213120031), we get a palindrome (343342525243343).

The spelling of 130021312123312 in words is "one hundred thirty trillion, twenty-one billion, three hundred twelve million, one hundred twenty-three thousand, three hundred twelve".