129310022601 has 12 divisors (see below), whose sum is σ = 186786512640. Its totient is φ = 86204203800.

The previous prime is 129310022587. The next prime is 129310022609. The reversal of 129310022601 is 106220013921.

129310022601 is a `hidden beast` number, since 1 + 2 + 9 + 31 + 0 + 0 + 22 + 601 = 666.

It is not a de Polignac number, because 129310022601 - 2⁷ = 129310022473 is a prime.

It is a super-2 number, since 2×129310022601² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (129310022609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157840 + ... + 532478.

It is an arithmetic number, because the mean of its divisors is an integer number (15565542720).

Almost surely, 2^129310022601 is an apocalyptic number.

It is an amenable number.

129310022601 is a deficient number, since it is larger than the sum of its proper divisors (57476490039).

129310022601 is a wasteful number, since it uses less digits than its factorization.

129310022601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412996 (or 412993 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 129310022601 in words is "one hundred twenty-nine billion, three hundred ten million, twenty-two thousand, six hundred one".