12122110100022 has 64 divisors (see below), whose sum is σ = 27508112352000. Its totient is φ = 3530383809408.

The previous prime is 12122110100021. The next prime is 12122110100027. The reversal of 12122110100022 is 22000101122121.

It is a junction number, because it is equal to n+sod(n) for n = 12122110099974 and 12122110100010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122110100021) 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, 2044272 + ... + 5331347.

It is an arithmetic number, because the mean of its divisors is an integer number (429814255500).

Almost surely, 2^{12122110100022} is an apocalyptic number.

12122110100022 is an abundant number, since it is smaller than the sum of its proper divisors (15386002251978).

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

12122110100022 is a wasteful number, since it uses less digits than its factorization.

12122110100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7376765.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12122110100022 its reverse (22000101122121), we get a palindrome (34122211222143).

The spelling of 12122110100022 in words is "twelve trillion, one hundred twenty-two billion, one hundred ten million, one hundred thousand, twenty-two".