20130402200004 has 48 divisors (see below), whose sum is σ = 52190192040000. Its totient is φ = 6710100585408.

The previous prime is 20130402199967. The next prime is 20130402200021. The reversal of 20130402200004 is 40000220403102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 20130402200004.

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, 31243999 + ... + 31881785.

It is an arithmetic number, because the mean of its divisors is an integer number (1087295667500).

Almost surely, 2^{20130402200004} is an apocalyptic number.

It is an amenable number.

20130402200004 is an abundant number, since it is smaller than the sum of its proper divisors (32059789839996).

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

20130402200004 is a wasteful number, since it uses less digits than its factorization.

20130402200004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930049 (or 930041 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 20130402200004 its reverse (40000220403102), we get a palindrome (60130622603106).

The spelling of 20130402200004 in words is "twenty trillion, one hundred thirty billion, four hundred two million, two hundred thousand, four".