122110200020100 has 72 divisors (see below), whose sum is σ = 354441542914368. Its totient is φ = 32458016700800.

The previous prime is 122110200020099. The next prime is 122110200020101. The reversal of 122110200020100 is 1020002011221.

It is an interprime number because it is at equal distance from previous prime (122110200020099) and next prime (122110200020101).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (122110200020101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 654302199 + ... + 654488798.

It is an arithmetic number, because the mean of its divisors is an integer number (4922799207144).

Almost surely, 2^{122110200020100} is an apocalyptic number.

122110200020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122110200020100 is an abundant number, since it is smaller than the sum of its proper divisors (232331342894268).

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

122110200020100 is a wasteful number, since it uses less digits than its factorization.

122110200020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308791325 (or 1308791318 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 122110200020100 its reverse (1020002011221), we get a palindrome (123130202031321).

It can be divided in two parts, 12 and 2110200020100, that added together give a palindrome (2110200020112).

The spelling of 122110200020100 in words is "one hundred twenty-two trillion, one hundred ten billion, two hundred million, twenty thousand, one hundred".