220310331330 has 64 divisors (see below), whose sum is σ = 530109360000. Its totient is φ = 58597946880.

The previous prime is 220310331317. The next prime is 220310331349. The reversal of 220310331330 is 33133013022.

It is a junction number, because it is equal to n+sod(n) for n = 220310331297 and 220310331306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36538756 + ... + 36544784.

It is an arithmetic number, because the mean of its divisors is an integer number (8282958750).

Almost surely, 2^220310331330 is an apocalyptic number.

220310331330 is an abundant number, since it is smaller than the sum of its proper divisors (309799028670).

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

220310331330 is a wasteful number, since it uses less digits than its factorization.

220310331330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8979.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 220310331330 its reverse (33133013022), we get a palindrome (253443344352).

The spelling of 220310331330 in words is "two hundred twenty billion, three hundred ten million, three hundred thirty-one thousand, three hundred thirty".