201122012220022 has 16 divisors (see below), whose sum is σ = 314801060428800. Its totient is φ = 96188363997352.

The previous prime is 201122012219951. The next prime is 201122012220023. The reversal of 201122012220022 is 220022210221102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122012220023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1017729 + ... + 20081827.

It is an arithmetic number, because the mean of its divisors is an integer number (19675066276800).

Almost surely, 2^{201122012220022} is an apocalyptic number.

201122012220022 is a deficient number, since it is larger than the sum of its proper divisors (113679048208778).

201122012220022 is a wasteful number, since it uses less digits than its factorization.

201122012220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19293467.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 201122012220022 its reverse (220022210221102), we get a palindrome (421144222441124).

The spelling of 201122012220022 in words is "two hundred one trillion, one hundred twenty-two billion, twelve million, two hundred twenty thousand, twenty-two".