23210201953 has 2 divisors, whose sum is σ = 23210201954. Its totient is φ = 23210201952.

The previous prime is 23210201947. The next prime is 23210202047. The reversal of 23210201953 is 35910201232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18461200384 + 4749001569 = 135872^2 + 68913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23210201953 is a prime.

It is not a weakly prime, because it can be changed into another prime (23210201923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11605100976 + 11605100977.

It is an arithmetic number, because the mean of its divisors is an integer number (11605100977).

Almost surely, 2^23210201953 is an apocalyptic number.

It is an amenable number.

23210201953 is a deficient number, since it is larger than the sum of its proper divisors (1).

23210201953 is an equidigital number, since it uses as much as digits as its factorization.

23210201953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The spelling of 23210201953 in words is "twenty-three billion, two hundred ten million, two hundred one thousand, nine hundred fifty-three".