213220232023020 has 24 divisors (see below), whose sum is σ = 597016649664624. Its totient is φ = 56858728539456.

The previous prime is 213220232022989. The next prime is 213220232023037. The reversal of 213220232023020 is 20320232022312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1776835266799 + ... + 1776835266918.

It is an arithmetic number, because the mean of its divisors is an integer number (24875693736026).

Almost surely, 2^{213220232023020} is an apocalyptic number.

213220232023020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213220232023020 is an abundant number, since it is smaller than the sum of its proper divisors (383796417641604).

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

213220232023020 is a wasteful number, since it uses less digits than its factorization.

213220232023020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3553670533729 (or 3553670533727 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 213220232023020 its reverse (20320232022312), we get a palindrome (233540464045332).

The spelling of 213220232023020 in words is "two hundred thirteen trillion, two hundred twenty billion, two hundred thirty-two million, twenty-three thousand, twenty".