22201121121201 has 24 divisors (see below), whose sum is σ = 35929087094784. Its totient is φ = 13091570192160.

The previous prime is 22201121121191. The next prime is 22201121121217. The reversal of 22201121121201 is 10212112110222.

22201121121201 is a `hidden beast` number, since 2 + 220 + 1 + 121 + 121 + 201 = 666.

It is not a de Polignac number, because 22201121121201 - 2⁷ = 22201121121073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22201121121241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3030452401 + ... + 3030459726.

It is an arithmetic number, because the mean of its divisors is an integer number (1497045295616).

Almost surely, 2^{22201121121201} is an apocalyptic number.

It is an amenable number.

22201121121201 is a deficient number, since it is larger than the sum of its proper divisors (13727965973583).

22201121121201 is a wasteful number, since it uses less digits than its factorization.

22201121121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6060912181 (or 6060912178 counting only the distinct ones).

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

Adding to 22201121121201 its reverse (10212112110222), we get a palindrome (32413233231423).

It can be divided in two parts, 22201121 and 121201, that added together give a palindrome (22322322).

The spelling of 22201121121201 in words is "twenty-two trillion, two hundred one billion, one hundred twenty-one million, one hundred twenty-one thousand, two hundred one".