2130129809250 has 32 divisors (see below), whose sum is σ = 5316804005760. Its totient is φ = 568034615600.

The previous prime is 2130129809243. The next prime is 2130129809303. The reversal of 2130129809250 is 529089210312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1420085790 + ... + 1420087289.

It is an arithmetic number, because the mean of its divisors is an integer number (166150125180).

Almost surely, 2^{2130129809250} is an apocalyptic number.

2130129809250 is an abundant number, since it is smaller than the sum of its proper divisors (3186674196510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2130129809250 is a wasteful number, since it uses less digits than its factorization.

2130129809250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2840173099 (or 2840173089 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 2130129809250 in words is "two trillion, one hundred thirty billion, one hundred twenty-nine million, eight hundred nine thousand, two hundred fifty".