22100002111121 has 16 divisors (see below), whose sum is σ = 24158118680640. Its totient is φ = 20050075921920.

The previous prime is 22100002111091. The next prime is 22100002111157. The reversal of 22100002111121 is 12111120000122.

It is a de Polignac number, because none of the positive numbers 2^k-22100002111121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22100002111096 and 22100002111105.

It is not an unprimeable number, because it can be changed into a prime (22100004111121) 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, 22316921 + ... + 23286153.

It is an arithmetic number, because the mean of its divisors is an integer number (1509882417540).

Almost surely, 2^{22100002111121} is an apocalyptic number.

It is an amenable number.

22100002111121 is a deficient number, since it is larger than the sum of its proper divisors (2058116569519).

22100002111121 is a wasteful number, since it uses less digits than its factorization.

22100002111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973456.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22100002111121 its reverse (12111120000122), we get a palindrome (34211122111243).

The spelling of 22100002111121 in words is "twenty-two trillion, one hundred billion, two million, one hundred eleven thousand, one hundred twenty-one".