22000023131 has 2 divisors, whose sum is σ = 22000023132. Its totient is φ = 22000023130.

The previous prime is 22000023113. The next prime is 22000023139. The reversal of 22000023131 is 13132000022.

It is a happy number.

Together with previous prime (22000023113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22000023131 is a prime.

It is a super-2 number, since 2×22000023131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22000023139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000011565 + 11000011566.

It is an arithmetic number, because the mean of its divisors is an integer number (11000011566).

Almost surely, 2^22000023131 is an apocalyptic number.

22000023131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000023131 is an equidigital number, since it uses as much as digits as its factorization.

22000023131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 22000023131 its reverse (13132000022), we get a palindrome (35132023153).

The spelling of 22000023131 in words is "twenty-two billion, twenty-three thousand, one hundred thirty-one".