22001402421297 has 12 divisors (see below), whose sum is σ = 34224403766644. Its totient is φ = 13539324566880.

The previous prime is 22001402421239. The next prime is 22001402421307. The reversal of 22001402421297 is 79212420410022.

22001402421297 is a `hidden beast` number, since 2 + 2 + 0 + 0 + 140 + 2 + 421 + 2 + 97 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5163806304801 + 16837596116496 = 2272401^2 + 4103364^2 .

It is not a de Polignac number, because 22001402421297 - 2¹⁵ = 22001402388529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22001402420297) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94023087154 + ... + 94023087387.

Almost surely, 2^{22001402421297} is an apocalyptic number.

It is an amenable number.

22001402421297 is a deficient number, since it is larger than the sum of its proper divisors (12223001345347).

22001402421297 is a wasteful number, since it uses less digits than its factorization.

22001402421297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188046174560 (or 188046174557 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 22001402421297 in words is "twenty-two trillion, one billion, four hundred two million, four hundred twenty-one thousand, two hundred ninety-seven".