22531012667 has 2 divisors, whose sum is σ = 22531012668. Its totient is φ = 22531012666.

The previous prime is 22531012661. The next prime is 22531012729. The reversal of 22531012667 is 76621013522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22531012667 - 2¹⁴ = 22530996283 is a prime.

It is not a weakly prime, because it can be changed into another prime (22531012661) 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 as a sum of consecutive naturals, namely, 11265506333 + 11265506334.

It is an arithmetic number, because the mean of its divisors is an integer number (11265506334).

Almost surely, 2^22531012667 is an apocalyptic number.

22531012667 is a deficient number, since it is larger than the sum of its proper divisors (1).

22531012667 is an equidigital number, since it uses as much as digits as its factorization.

22531012667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 22531012667 in words is "twenty-two billion, five hundred thirty-one million, twelve thousand, six hundred sixty-seven".