3201220130304 has 160 divisors (see below), whose sum is σ = 10259550132480. Its totient is φ = 866495619072.

The previous prime is 3201220130287. The next prime is 3201220130309. The reversal of 3201220130304 is 4030310221023.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201220130309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7630779 + ... + 8039354.

It is an arithmetic number, because the mean of its divisors is an integer number (64122188328).

Almost surely, 2^{3201220130304} is an apocalyptic number.

It is an amenable number.

3201220130304 is an abundant number, since it is smaller than the sum of its proper divisors (7058330002176).

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

3201220130304 is a wasteful number, since it uses less digits than its factorization.

3201220130304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15670180 (or 15670164 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 3201220130304 its reverse (4030310221023), we get a palindrome (7231530351327).

The spelling of 3201220130304 in words is "three trillion, two hundred one billion, two hundred twenty million, one hundred thirty thousand, three hundred four".