22110221121201 has 32 divisors (see below), whose sum is σ = 32969424931200. Its totient is φ = 14644081558080.

The previous prime is 22110221121181. The next prime is 22110221121221. The reversal of 22110221121201 is 10212112201122.

22110221121201 is a `hidden beast` number, since 221 + 1 + 0 + 221 + 1 + 21 + 201 = 666.

It is an interprime number because it is at equal distance from previous prime (22110221121181) and next prime (22110221121221).

It is not a de Polignac number, because 22110221121201 - 2²⁹ = 22109684250289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22110221121221) 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, 28351471 + ... + 29120891.

It is an arithmetic number, because the mean of its divisors is an integer number (1030294529100).

Almost surely, 2^{22110221121201} is an apocalyptic number.

It is an amenable number.

22110221121201 is a deficient number, since it is larger than the sum of its proper divisors (10859203809999).

22110221121201 is a wasteful number, since it uses less digits than its factorization.

22110221121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776366 (or 776360 counting only the distinct ones).

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

Adding to 22110221121201 its reverse (10212112201122), we get a palindrome (32322333322323).

The spelling of 22110221121201 in words is "twenty-two trillion, one hundred ten billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred one".