100120202200 has 48 divisors (see below), whose sum is σ = 233513938080. Its totient is φ = 39921720960.

The previous prime is 100120202179. The next prime is 100120202209. The reversal of 100120202200 is 2202021001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100120202209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 726192 + ... + 852991.

It is an arithmetic number, because the mean of its divisors is an integer number (4864873710).

Almost surely, 2^100120202200 is an apocalyptic number.

100120202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100120202200 is an abundant number, since it is smaller than the sum of its proper divisors (133393735880).

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

100120202200 is a wasteful number, since it uses less digits than its factorization.

100120202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579516 (or 1579507 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100120202200 its reverse (2202021001), we get a palindrome (102322223201).

The spelling of 100120202200 in words is "one hundred billion, one hundred twenty million, two hundred two thousand, two hundred".