22012111201 has 32 divisors (see below), whose sum is σ = 23203192320. Its totient is φ = 20864563200.

The previous prime is 22012111169. The next prime is 22012111217. The reversal of 22012111201 is 10211121022.

It is a cyclic number.

It is not a de Polignac number, because 22012111201 - 2⁵ = 22012111169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22012111501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91336441 + ... + 91336681.

It is an arithmetic number, because the mean of its divisors is an integer number (725099760).

Almost surely, 2^22012111201 is an apocalyptic number.

It is an amenable number.

22012111201 is a deficient number, since it is larger than the sum of its proper divisors (1191081119).

22012111201 is a wasteful number, since it uses less digits than its factorization.

22012111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22012111201 its reverse (10211121022), we get a palindrome (32223232223).

The spelling of 22012111201 in words is "twenty-two billion, twelve million, one hundred eleven thousand, two hundred one".