20221313023 has 6 divisors (see below), whose sum is σ = 20324519336. Its totient is φ = 20118628152.

The previous prime is 20221312987. The next prime is 20221313039. The reversal of 20221313023 is 32031312202.

It is not a de Polignac number, because 20221313023 - 2⁹ = 20221312511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221313083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 221715 + ... + 299332.

Almost surely, 2^20221313023 is an apocalyptic number.

20221313023 is a deficient number, since it is larger than the sum of its proper divisors (103206313).

20221313023 is an frugal number, since it uses more digits than its factorization.

20221313023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521441 (or 521244 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20221313023 its reverse (32031312202), we get a palindrome (52252625225).

The spelling of 20221313023 in words is "twenty billion, two hundred twenty-one million, three hundred thirteen thousand, twenty-three".