100211212200 has 96 divisors (see below), whose sum is σ = 338896121760. Its totient is φ = 24293625600.

The previous prime is 100211212169. The next prime is 100211212223. The reversal of 100211212200 is 2212112001.

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

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, 7585159 + ... + 7598358.

It is an arithmetic number, because the mean of its divisors is an integer number (3530167935).

Almost surely, 2^100211212200 is an apocalyptic number.

100211212200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100211212200 is an abundant number, since it is smaller than the sum of its proper divisors (238684909560).

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

100211212200 is a wasteful number, since it uses less digits than its factorization.

100211212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15183547 (or 15183538 counting only the distinct ones).

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

Adding to 100211212200 its reverse (2212112001), we get a palindrome (102423324201).

It can be divided in two parts, 10021 and 1212200, that added together give a palindrome (1222221).

The spelling of 100211212200 in words is "one hundred billion, two hundred eleven million, two hundred twelve thousand, two hundred".