22111202011122 has 96 divisors (see below), whose sum is σ = 54876791803392. Its totient is φ = 6303046246272.

The previous prime is 22111202011091. The next prime is 22111202011141. The reversal of 22111202011122 is 22111020211122.

22111202011122 is a `hidden beast` number, since 221 + 1 + 120 + 201 + 1 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22111202011095 and 22111202011104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 144709108 + ... + 144861824.

It is an arithmetic number, because the mean of its divisors is an integer number (571633247952).

Almost surely, 2^{22111202011122} is an apocalyptic number.

22111202011122 is an abundant number, since it is smaller than the sum of its proper divisors (32765589792270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22111202011122 is a wasteful number, since it uses less digits than its factorization.

22111202011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155352 (or 155349 counting only the distinct ones).

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

Adding to 22111202011122 its reverse (22111020211122), we get a palindrome (44222222222244).

The spelling of 22111202011122 in words is "twenty-two trillion, one hundred eleven billion, two hundred two million, eleven thousand, one hundred twenty-two".