22102100020111 has 16 divisors (see below), whose sum is σ = 22172905327104. Its totient is φ = 22031412800544.

The previous prime is 22102100020069. The next prime is 22102100020157. The reversal of 22102100020111 is 11102000120122.

It is a cyclic number.

It is not a de Polignac number, because 22102100020111 - 2²¹ = 22102097922959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22102100020091 and 22102100020100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102100020211) 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, 2413678945 + ... + 2413688101.

It is an arithmetic number, because the mean of its divisors is an integer number (1385806582944).

Almost surely, 2^{22102100020111} is an apocalyptic number.

22102100020111 is a deficient number, since it is larger than the sum of its proper divisors (70805306993).

22102100020111 is a wasteful number, since it uses less digits than its factorization.

22102100020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14790.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22102100020111 its reverse (11102000120122), we get a palindrome (33204100140233).

The spelling of 22102100020111 in words is "twenty-two trillion, one hundred two billion, one hundred million, twenty thousand, one hundred eleven".