122112020100222 has 24 divisors (see below), whose sum is σ = 267763706729064. Its totient is φ = 40213596980304.

The previous prime is 122112020100199. The next prime is 122112020100223. The reversal of 122112020100222 is 222001020211221.

It is a happy number.

122112020100222 is a `hidden beast` number, since 1 + 221 + 1 + 20 + 201 + 0 + 0 + 222 = 666.

It is a super-2 number, since 2×122112020100222² (a number of 29 digits) contains 22 as substring.

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 = 122112020100195 and 122112020100204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122112020100223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40867475113 + ... + 40867478100.

It is an arithmetic number, because the mean of its divisors is an integer number (11156821113711).

Almost surely, 2^{122112020100222} is an apocalyptic number.

122112020100222 is an abundant number, since it is smaller than the sum of its proper divisors (145651686628842).

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

122112020100222 is a wasteful number, since it uses less digits than its factorization.

122112020100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81734953304 (or 81734953301 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122112020100222 its reverse (222001020211221), we get a palindrome (344113040311443).

The spelling of 122112020100222 in words is "one hundred twenty-two trillion, one hundred twelve billion, twenty million, one hundred thousand, two hundred twenty-two".