122200112122100 has 36 divisors (see below), whose sum is σ = 265496447910624. Its totient is φ = 48820652294880.

The previous prime is 122200112122063. The next prime is 122200112122117. The reversal of 122200112122100 is 1221211002221.

It is a super-2 number, since 2×122200112122100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 742324214 + ... + 742488813.

Almost surely, 2^{122200112122100} is an apocalyptic number.

122200112122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122200112122100 is an abundant number, since it is smaller than the sum of its proper divisors (143296335788524).

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

122200112122100 is a wasteful number, since it uses less digits than its factorization.

122200112122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484813864 (or 1484813857 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122200112122100 its reverse (1221211002221), we get a palindrome (123421323124321).

The spelling of 122200112122100 in words is "one hundred twenty-two trillion, two hundred billion, one hundred twelve million, one hundred twenty-two thousand, one hundred".