22111202122011 has 24 divisors (see below), whose sum is σ = 32995764756864. Its totient is φ = 14253569786880.

The previous prime is 22111202121961. The next prime is 22111202122027. The reversal of 22111202122011 is 11022120211122.

22111202122011 is a `hidden beast` number, since 221 + 11 + 20 + 212 + 201 + 1 = 666.

It is not a de Polignac number, because 22111202122011 - 2²⁷ = 22111067904283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22111202122091) 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 23 ways as a sum of consecutive naturals, for example, 32220696 + ... + 32899781.

It is an arithmetic number, because the mean of its divisors is an integer number (1374823531536).

Almost surely, 2^{22111202122011} is an apocalyptic number.

22111202122011 is a deficient number, since it is larger than the sum of its proper divisors (10884562634853).

22111202122011 is a wasteful number, since it uses less digits than its factorization.

22111202122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65121731 (or 65121728 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22111202122011 its reverse (11022120211122), we get a palindrome (33133322333133).

The spelling of 22111202122011 in words is "twenty-two trillion, one hundred eleven billion, two hundred two million, one hundred twenty-two thousand, eleven".