23143022051 has 4 divisors (see below), whose sum is σ = 23153823552. Its totient is φ = 23132220552.

The previous prime is 23143022033. The next prime is 23143022081. The reversal of 23143022051 is 15022034132.

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 23143022051 - 2⁶ = 23143021987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23143022011) 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, 5397536 + ... + 5401821.

It is an arithmetic number, because the mean of its divisors is an integer number (5788455888).

Almost surely, 2^23143022051 is an apocalyptic number.

23143022051 is a deficient number, since it is larger than the sum of its proper divisors (10801501).

23143022051 is a wasteful number, since it uses less digits than its factorization.

23143022051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10801500.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 23143022051 its reverse (15022034132), we get a palindrome (38165056183).

The spelling of 23143022051 in words is "twenty-three billion, one hundred forty-three million, twenty-two thousand, fifty-one".