22413213131 has 2 divisors, whose sum is σ = 22413213132. Its totient is φ = 22413213130.

The previous prime is 22413213091. The next prime is 22413213157. The reversal of 22413213131 is 13131231422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22413213131 - 2²⁶ = 22346104267 is a prime.

It is a super-2 number, since 2×22413213131² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 22413213097 and 22413213106.

It is not a weakly prime, because it can be changed into another prime (22413213631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11206606565 + 11206606566.

It is an arithmetic number, because the mean of its divisors is an integer number (11206606566).

Almost surely, 2^22413213131 is an apocalyptic number.

22413213131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22413213131 is an equidigital number, since it uses as much as digits as its factorization.

22413213131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 23.

Adding to 22413213131 its reverse (13131231422), we get a palindrome (35544444553).

The spelling of 22413213131 in words is "twenty-two billion, four hundred thirteen million, two hundred thirteen thousand, one hundred thirty-one".