22112111100002 has 16 divisors (see below), whose sum is σ = 41352519460032. Its totient is φ = 8615108220720.

The previous prime is 22112111099927. The next prime is 22112111100061. The reversal of 22112111100002 is 20000111121122.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a self number, because there is not a number n which added to its sum of digits gives 22112111100002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71792568353 + ... + 71792568660.

It is an arithmetic number, because the mean of its divisors is an integer number (2584532466252).

Almost surely, 2^{22112111100002} is an apocalyptic number.

22112111100002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22112111100002 is a deficient number, since it is larger than the sum of its proper divisors (19240408360030).

22112111100002 is a wasteful number, since it uses less digits than its factorization.

22112111100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143585137033.

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

Adding to 22112111100002 its reverse (20000111121122), we get a palindrome (42112222221124).

The spelling of 22112111100002 in words is "twenty-two trillion, one hundred twelve billion, one hundred eleven million, one hundred thousand, two".