22739500031 has 2 divisors, whose sum is σ = 22739500032. Its totient is φ = 22739500030.

The previous prime is 22739500013. The next prime is 22739500109. The reversal of 22739500031 is 13000593722.

Together with previous prime (22739500013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22739500031 - 2¹⁸ = 22739237887 is a prime.

It is a super-2 number, since 2×22739500031² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22739500831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11369750015 + 11369750016.

It is an arithmetic number, because the mean of its divisors is an integer number (11369750016).

Almost surely, 2^22739500031 is an apocalyptic number.

22739500031 is a deficient number, since it is larger than the sum of its proper divisors (1).

22739500031 is an equidigital number, since it uses as much as digits as its factorization.

22739500031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 32.

The spelling of 22739500031 in words is "twenty-two billion, seven hundred thirty-nine million, five hundred thousand, thirty-one".