22222001210001 has 32 divisors (see below), whose sum is σ = 30287997173760. Its totient is φ = 14485930042176.

The previous prime is 22222001209981. The next prime is 22222001210029. The reversal of 22222001210001 is 10001210022222.

It is not a de Polignac number, because 22222001210001 - 2²⁶ = 22221934101137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22222001210051) 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, 1044403575 + ... + 1044424851.

It is an arithmetic number, because the mean of its divisors is an integer number (946499911680).

Almost surely, 2^{22222001210001} is an apocalyptic number.

It is an amenable number.

22222001210001 is a deficient number, since it is larger than the sum of its proper divisors (8065995963759).

22222001210001 is a wasteful number, since it uses less digits than its factorization.

22222001210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27893.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22222001210001 its reverse (10001210022222), we get a palindrome (32223211232223).

The spelling of 22222001210001 in words is "twenty-two trillion, two hundred twenty-two billion, one million, two hundred ten thousand, one".