20130402232130 has 16 divisors (see below), whose sum is σ = 36520036807680. Its totient is φ = 7988758050672.

The previous prime is 20130402232069. The next prime is 20130402232147. The reversal of 20130402232130 is 3123220403102.

It is a junction number, because it is equal to n+sod(n) for n = 20130402232096 and 20130402232105.

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, 7925353940 + ... + 7925356479.

It is an arithmetic number, because the mean of its divisors is an integer number (2282502300480).

Almost surely, 2^{20130402232130} is an apocalyptic number.

20130402232130 is a deficient number, since it is larger than the sum of its proper divisors (16389634575550).

20130402232130 is a wasteful number, since it uses less digits than its factorization.

20130402232130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15850710553.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20130402232130 its reverse (3123220403102), we get a palindrome (23253622635232).

The spelling of 20130402232130 in words is "twenty trillion, one hundred thirty billion, four hundred two million, two hundred thirty-two thousand, one hundred thirty".