129930812104 has 16 divisors (see below), whose sum is σ = 243700430220. Its totient is φ = 64944030720.

The previous prime is 129930812083. The next prime is 129930812117. The reversal of 129930812104 is 401218039921.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 89970002500 + 39960809604 = 299950^2 + 199902^2 .

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, 2646069 + ... + 2694724.

Almost surely, 2^129930812104 is an apocalyptic number.

It is an amenable number.

129930812104 is a deficient number, since it is larger than the sum of its proper divisors (113769618116).

129930812104 is a wasteful number, since it uses less digits than its factorization.

129930812104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5343840 (or 5343836 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 129930812104 in words is "one hundred twenty-nine billion, nine hundred thirty million, eight hundred twelve thousand, one hundred four".