23050200251 has 4 divisors (see below), whose sum is σ = 24823292592. Its totient is φ = 21277107912.

The previous prime is 23050200247. The next prime is 23050200259. The reversal of 23050200251 is 15200205032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23050200251 - 2² = 23050200247 is a prime.

It is a super-2 number, since 2×23050200251² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23050200259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886546151 + ... + 886546176.

It is an arithmetic number, because the mean of its divisors is an integer number (6205823148).

Almost surely, 2^23050200251 is an apocalyptic number.

23050200251 is a deficient number, since it is larger than the sum of its proper divisors (1773092341).

23050200251 is a wasteful number, since it uses less digits than its factorization.

23050200251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773092340.

The product of its (nonzero) digits is 600, while the sum is 20.

Adding to 23050200251 its reverse (15200205032), we get a palindrome (38250405283).

The spelling of 23050200251 in words is "twenty-three billion, fifty million, two hundred thousand, two hundred fifty-one".