321310020130 has 32 divisors (see below), whose sum is σ = 642840504768. Its totient is φ = 114635476800.

The previous prime is 321310020127. The next prime is 321310020137. The reversal of 321310020130 is 31020013123.

It is not an unprimeable number, because it can be changed into a prime (321310020137) 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, 27550776 + ... + 27562435.

It is an arithmetic number, because the mean of its divisors is an integer number (20088765774).

Almost surely, 2^321310020130 is an apocalyptic number.

321310020130 is an abundant number, since it is smaller than the sum of its proper divisors (321530484638).

321310020130 is a wasteful number, since it uses less digits than its factorization.

321310020130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55113282.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 321310020130 its reverse (31020013123), we get a palindrome (352330033253).

The spelling of 321310020130 in words is "three hundred twenty-one billion, three hundred ten million, twenty thousand, one hundred thirty".