23321312167 has 2 divisors, whose sum is σ = 23321312168. Its totient is φ = 23321312166.

The previous prime is 23321312149. The next prime is 23321312207. The reversal of 23321312167 is 76121312332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23321312167 - 2¹¹ = 23321310119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23321312467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660656083 + 11660656084.

It is an arithmetic number, because the mean of its divisors is an integer number (11660656084).

Almost surely, 2^23321312167 is an apocalyptic number.

23321312167 is a deficient number, since it is larger than the sum of its proper divisors (1).

23321312167 is an equidigital number, since it uses as much as digits as its factorization.

23321312167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

Adding to 23321312167 its reverse (76121312332), we get a palindrome (99442624499).

The spelling of 23321312167 in words is "twenty-three billion, three hundred twenty-one million, three hundred twelve thousand, one hundred sixty-seven".