22000110111111 has 32 divisors (see below), whose sum is σ = 34193371449600. Its totient is φ = 12433953185280.

The previous prime is 22000110111107. The next prime is 22000110111151. The reversal of 22000110111111 is 11111101100022.

It is not a de Polignac number, because 22000110111111 - 2² = 22000110111107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000110111151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179828221 + ... + 179950518.

It is an arithmetic number, because the mean of its divisors is an integer number (1068542857800).

Almost surely, 2^{22000110111111} is an apocalyptic number.

22000110111111 is a deficient number, since it is larger than the sum of its proper divisors (12193261338489).

22000110111111 is a wasteful number, since it uses less digits than its factorization.

22000110111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359778879.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 22000110111111 its reverse (11111101100022), we get a palindrome (33111211211133).

The spelling of 22000110111111 in words is "twenty-two trillion, one hundred ten million, one hundred eleven thousand, one hundred eleven".