22122211011201 has 32 divisors (see below), whose sum is σ = 37473594873600. Its totient is φ = 12635188600320.

The previous prime is 22122211011193. The next prime is 22122211011203. The reversal of 22122211011201 is 10211011222122.

22122211011201 is a `hidden beast` number, since 221 + 2 + 221 + 10 + 11 + 201 = 666.

It is not a de Polignac number, because 22122211011201 - 2³ = 22122211011193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22122211011203) 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, 27729886 + ... + 28516503.

It is an arithmetic number, because the mean of its divisors is an integer number (1171049839800).

Almost surely, 2^{22122211011201} is an apocalyptic number.

22122211011201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22122211011201 is a deficient number, since it is larger than the sum of its proper divisors (15351383862399).

22122211011201 is a wasteful number, since it uses less digits than its factorization.

22122211011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56248486 (or 56248480 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22122211011201 its reverse (10211011222122), we get a palindrome (32333222233323).

The spelling of 22122211011201 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred eleven million, eleven thousand, two hundred one".