22122020001 has 32 divisors (see below), whose sum is σ = 30293784576. Its totient is φ = 14355000000.

The previous prime is 22122019961. The next prime is 22122020027. The reversal of 22122020001 is 10002022122.

It is not a de Polignac number, because 22122020001 - 2²⁵ = 22088465569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22122020051) 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, 15245326 + ... + 15246776.

It is an arithmetic number, because the mean of its divisors is an integer number (946680768).

Almost surely, 2^22122020001 is an apocalyptic number.

It is an amenable number.

22122020001 is a deficient number, since it is larger than the sum of its proper divisors (8171764575).

22122020001 is a wasteful number, since it uses less digits than its factorization.

22122020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22122020001 its reverse (10002022122), we get a palindrome (32124042123).

The spelling of 22122020001 in words is "twenty-two billion, one hundred twenty-two million, twenty thousand, one".