22102000111121 has 4 divisors (see below), whose sum is σ = 25259428698432. Its totient is φ = 18944571523812.

The previous prime is 22102000111067. The next prime is 22102000111141. The reversal of 22102000111121 is 12111100020122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22102000111121 - 2³⁴ = 22084820241937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22102000111096 and 22102000111105.

It is not an unprimeable number, because it can be changed into a prime (22102000111141) 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 3 ways as a sum of consecutive naturals, for example, 1578714293645 + ... + 1578714293658.

It is an arithmetic number, because the mean of its divisors is an integer number (6314857174608).

Almost surely, 2^{22102000111121} is an apocalyptic number.

It is an amenable number.

22102000111121 is a deficient number, since it is larger than the sum of its proper divisors (3157428587311).

22102000111121 is an equidigital number, since it uses as much as digits as its factorization.

22102000111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3157428587310.

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

Adding to 22102000111121 its reverse (12111100020122), we get a palindrome (34213100131243).

Subtracting from 22102000111121 its reverse (12111100020122), we obtain a palindrome (9990900090999).

The spelling of 22102000111121 in words is "twenty-two trillion, one hundred two billion, one hundred eleven thousand, one hundred twenty-one".