200122101100 has 72 divisors (see below), whose sum is σ = 468485827488. Its totient is φ = 73918540800.

The previous prime is 200122101089. The next prime is 200122101131. The reversal of 200122101100 is 1101221002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1020456 + ... + 1200655.

It is an arithmetic number, because the mean of its divisors is an integer number (6506747604).

Almost surely, 2^200122101100 is an apocalyptic number.

200122101100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200122101100 is an abundant number, since it is smaller than the sum of its proper divisors (268363726388).

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

200122101100 is a wasteful number, since it uses less digits than its factorization.

200122101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221195 (or 2221188 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200122101100 its reverse (1101221002), we get a palindrome (201223322102).

The spelling of 200122101100 in words is "two hundred billion, one hundred twenty-two million, one hundred one thousand, one hundred".