23333230013921 has 2 divisors, whose sum is σ = 23333230013922. Its totient is φ = 23333230013920.

The previous prime is 23333230013917. The next prime is 23333230013957. The reversal of 23333230013921 is 12931003233332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19773461053696 + 3559768960225 = 4446736^2 + 1886735^2 .

It is a cyclic number.

It is not a de Polignac number, because 23333230013921 - 2² = 23333230013917 is a prime.

It is not a weakly prime, because it can be changed into another prime (23333230013321) 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, 11666615006960 + 11666615006961.

It is an arithmetic number, because the mean of its divisors is an integer number (11666615006961).

Almost surely, 2^{23333230013921} is an apocalyptic number.

It is an amenable number.

23333230013921 is a deficient number, since it is larger than the sum of its proper divisors (1).

23333230013921 is an equidigital number, since it uses as much as digits as its factorization.

23333230013921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 35.

The spelling of 23333230013921 in words is "twenty-three trillion, three hundred thirty-three billion, two hundred thirty million, thirteen thousand, nine hundred twenty-one".