22120212222201 has 64 divisors (see below), whose sum is σ = 31934887488000. Its totient is φ = 13583020087296.

The previous prime is 22120212222197. The next prime is 22120212222217. The reversal of 22120212222201 is 10222221202122.

It is not a de Polignac number, because 22120212222201 - 2² = 22120212222197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22120212222281) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105265005 + ... + 105474933.

It is an arithmetic number, because the mean of its divisors is an integer number (498982617000).

Almost surely, 2^{22120212222201} is an apocalyptic number.

It is an amenable number.

22120212222201 is a deficient number, since it is larger than the sum of its proper divisors (9814675265799).

22120212222201 is a wasteful number, since it uses less digits than its factorization.

22120212222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210418.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22120212222201 its reverse (10222221202122), we get a palindrome (32342433424323).

The spelling of 22120212222201 in words is "twenty-two trillion, one hundred twenty billion, two hundred twelve million, two hundred twenty-two thousand, two hundred one".