23023200251 has 2 divisors, whose sum is σ = 23023200252. Its totient is φ = 23023200250.

The previous prime is 23023200217. The next prime is 23023200259. The reversal of 23023200251 is 15200232032.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23023200251 is a prime.

It is not a weakly prime, because it can be changed into another prime (23023200259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11511600125 + 11511600126.

It is an arithmetic number, because the mean of its divisors is an integer number (11511600126).

Almost surely, 2^23023200251 is an apocalyptic number.

23023200251 is a deficient number, since it is larger than the sum of its proper divisors (1).

23023200251 is an equidigital number, since it uses as much as digits as its factorization.

23023200251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 23023200251 its reverse (15200232032), we get a palindrome (38223432283).

The spelling of 23023200251 in words is "twenty-three billion, twenty-three million, two hundred thousand, two hundred fifty-one".