22112201102201 has 10 divisors (see below), whose sum is σ = 25796033025402. Its totient is φ = 18953315228400.

The previous prime is 22112201102107. The next prime is 22112201102221. The reversal of 22112201102201 is 10220110221122.

It can be written as a sum of positive squares in only one way, i.e., 21715124682601 + 397076419600 = 4659949^2 + 630140^2 .

It is not a de Polignac number, because 22112201102201 - 2¹⁸ = 22112200840057 is a prime.

It is a super-3 number, since 3×22112201102201³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22112201102201.

It is not an unprimeable number, because it can be changed into a prime (22112201102221) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4604787500 + ... + 4604792301.

Almost surely, 2^{22112201102201} is an apocalyptic number.

It is an amenable number.

22112201102201 is a deficient number, since it is larger than the sum of its proper divisors (3683831923201).

22112201102201 is an frugal number, since it uses more digits than its factorization.

22112201102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9209579829 (or 9209579808 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22112201102201 its reverse (10220110221122), we get a palindrome (32332311323323).

The spelling of 22112201102201 in words is "twenty-two trillion, one hundred twelve billion, two hundred one million, one hundred two thousand, two hundred one".