22431201001504 has 48 divisors (see below), whose sum is σ = 44767303596288. Its totient is φ = 11061733427712.

The previous prime is 22431201001361. The next prime is 22431201001513. The reversal of 22431201001504 is 40510010213422.

It is a super-2 number, since 2×22431201001504² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194781189 + ... + 194896315.

It is an arithmetic number, because the mean of its divisors is an integer number (932652158256).

Almost surely, 2^{22431201001504} is an apocalyptic number.

It is an amenable number.

22431201001504 is a deficient number, since it is larger than the sum of its proper divisors (22336102594784).

22431201001504 is a wasteful number, since it uses less digits than its factorization.

22431201001504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198617 (or 198609 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 22431201001504 its reverse (40510010213422), we get a palindrome (62941211214926).

The spelling of 22431201001504 in words is "twenty-two trillion, four hundred thirty-one billion, two hundred one million, one thousand, five hundred four".