122003020211100 has 144 divisors (see below), whose sum is σ = 403437126371328. Its totient is φ = 27885450274560.

The previous prime is 122003020211047. The next prime is 122003020211119. The reversal of 122003020211100 is 1112020300221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 122003020211100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61313022 + ... + 63271578.

It is an arithmetic number, because the mean of its divisors is an integer number (2801646710912).

Almost surely, 2^{122003020211100} is an apocalyptic number.

122003020211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122003020211100 is an abundant number, since it is smaller than the sum of its proper divisors (281434106160228).

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

122003020211100 is a wasteful number, since it uses less digits than its factorization.

122003020211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988244 (or 1988237 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 122003020211100 its reverse (1112020300221), we get a palindrome (123115040511321).

The spelling of 122003020211100 in words is "one hundred twenty-two trillion, three billion, twenty million, two hundred eleven thousand, one hundred".