22101022012201 has 6 divisors (see below), whose sum is σ = 24292858906106. Its totient is φ = 20091838192800.

The previous prime is 22101022012163. The next prime is 22101022012219. The reversal of 22101022012201 is 10221022010122.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15758708636176 + 6342313376025 = 3969724^2 + 2518395^2 .

It is not a de Polignac number, because 22101022012201 - 2²⁹ = 22100485141289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22101022012271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91326537120 + ... + 91326537361.

Almost surely, 2^{22101022012201} is an apocalyptic number.

It is an amenable number.

22101022012201 is a deficient number, since it is larger than the sum of its proper divisors (2191836893905).

22101022012201 is a wasteful number, since it uses less digits than its factorization.

22101022012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182653074503 (or 182653074492 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22101022012201 its reverse (10221022010122), we get a palindrome (32322044022323).

The spelling of 22101022012201 in words is "twenty-two trillion, one hundred one billion, twenty-two million, twelve thousand, two hundred one".