23115322143051 has 32 divisors (see below), whose sum is σ = 31402253352960. Its totient is φ = 15121726917024.

The previous prime is 23115322143049. The next prime is 23115322143091. The reversal of 23115322143051 is 15034122351132.

It is a happy number.

It is not a de Polignac number, because 23115322143051 - 2¹ = 23115322143049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23115322143091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 281088526 + ... + 281170748.

It is an arithmetic number, because the mean of its divisors is an integer number (981320417280).

Almost surely, 2^{23115322143051} is an apocalyptic number.

23115322143051 is a deficient number, since it is larger than the sum of its proper divisors (8286931209909).

23115322143051 is a wasteful number, since it uses less digits than its factorization.

23115322143051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89575.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 23115322143051 its reverse (15034122351132), we get a palindrome (38149444494183).

The spelling of 23115322143051 in words is "twenty-three trillion, one hundred fifteen billion, three hundred twenty-two million, one hundred forty-three thousand, fifty-one".