20220022131213 has 32 divisors (see below), whose sum is σ = 27720916231680. Its totient is φ = 13102060930560.

The previous prime is 20220022131193. The next prime is 20220022131229. The reversal of 20220022131213 is 31213122002202.

It is not a de Polignac number, because 20220022131213 - 2²¹ = 20220020034061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20220022131213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220022131293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111955020 + ... + 112135482.

It is an arithmetic number, because the mean of its divisors is an integer number (866278632240).

Almost surely, 2^{20220022131213} is an apocalyptic number.

It is an amenable number.

20220022131213 is a deficient number, since it is larger than the sum of its proper divisors (7500894100467).

20220022131213 is a wasteful number, since it uses less digits than its factorization.

20220022131213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183909.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20220022131213 its reverse (31213122002202), we get a palindrome (51433144133415).

The spelling of 20220022131213 in words is "twenty trillion, two hundred twenty billion, twenty-two million, one hundred thirty-one thousand, two hundred thirteen".