20112000000122 has 16 divisors (see below), whose sum is σ = 31506954644160. Its totient is φ = 9610440187392.

The previous prime is 20112000000109. The next prime is 20112000000149. The reversal of 20112000000122 is 22100000021102.

It is a happy number.

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, 189546872 + ... + 189652947.

It is an arithmetic number, because the mean of its divisors is an integer number (1969184665260).

Almost surely, 2^{20112000000122} is an apocalyptic number.

20112000000122 is a deficient number, since it is larger than the sum of its proper divisors (11394954644038).

20112000000122 is a wasteful number, since it uses less digits than its factorization.

20112000000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379200997.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20112000000122 its reverse (22100000021102), we get a palindrome (42212000021224).

The spelling of 20112000000122 in words is "twenty trillion, one hundred twelve billion, one hundred twenty-two", and thus it is an aban number.