22431314121 has 32 divisors (see below), whose sum is σ = 32577938688. Its totient is φ = 13689181440.

The previous prime is 22431314107. The next prime is 22431314137. The reversal of 22431314121 is 12141313422.

It is not a de Polignac number, because 22431314121 - 2⁵ = 22431314089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22431314091 and 22431314100.

It is not an unprimeable number, because it can be changed into a prime (22431315121) 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, 83715 + ... + 227751.

It is an arithmetic number, because the mean of its divisors is an integer number (1018060584).

Almost surely, 2^22431314121 is an apocalyptic number.

It is an amenable number.

22431314121 is a deficient number, since it is larger than the sum of its proper divisors (10146624567).

22431314121 is a wasteful number, since it uses less digits than its factorization.

22431314121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144161.

The product of its digits is 1152, while the sum is 24.

Adding to 22431314121 its reverse (12141313422), we get a palindrome (34572627543).

The spelling of 22431314121 in words is "twenty-two billion, four hundred thirty-one million, three hundred fourteen thousand, one hundred twenty-one".