220322513404 has 24 divisors (see below), whose sum is σ = 442213174368. Its totient is φ = 94087902720.

The previous prime is 220322513393. The next prime is 220322513407. The reversal of 220322513404 is 404315223022.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220322513407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13993309 + ... + 14009044.

It is an arithmetic number, because the mean of its divisors is an integer number (18425548932).

Almost surely, 2^220322513404 is an apocalyptic number.

It is an amenable number.

220322513404 is an abundant number, since it is smaller than the sum of its proper divisors (221890660964).

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

220322513404 is a wasteful number, since it uses less digits than its factorization.

220322513404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28002645 (or 28002643 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 220322513404 its reverse (404315223022), we get a palindrome (624637736426).

The spelling of 220322513404 in words is "two hundred twenty billion, three hundred twenty-two million, five hundred thirteen thousand, four hundred four".