22201001122211 has 16 divisors (see below), whose sum is σ = 24577174094400. Its totient is φ = 19947312473088.

The previous prime is 22201001122207. The next prime is 22201001122241. The reversal of 22201001122211 is 11222110010222.

It is a cyclic number.

It is not a de Polignac number, because 22201001122211 - 2² = 22201001122207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 22201001122211.

It is not an unprimeable number, because it can be changed into a prime (22201001122241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55577066 + ... + 55975103.

It is an arithmetic number, because the mean of its divisors is an integer number (1536073380900).

Almost surely, 2^{22201001122211} is an apocalyptic number.

22201001122211 is a deficient number, since it is larger than the sum of its proper divisors (2376172972189).

22201001122211 is a wasteful number, since it uses less digits than its factorization.

22201001122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111552718.

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

Adding to 22201001122211 its reverse (11222110010222), we get a palindrome (33423111132433).

The spelling of 22201001122211 in words is "twenty-two trillion, two hundred one billion, one million, one hundred twenty-two thousand, two hundred eleven".