100102012200 has 144 divisors (see below), whose sum is σ = 350792413920. Its totient is φ = 25533256320.

The previous prime is 100102012189. The next prime is 100102012207. The reversal of 100102012200 is 2210201001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (100102012207) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1167562 + ... + 1250361.

It is an arithmetic number, because the mean of its divisors is an integer number (2436058430).

Almost surely, 2^100102012200 is an apocalyptic number.

100102012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100102012200 is an abundant number, since it is smaller than the sum of its proper divisors (250690401720).

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

100102012200 is a wasteful number, since it uses less digits than its factorization.

100102012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2417968 (or 2417956 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100102012200 its reverse (2210201001), we get a palindrome (102312213201).

The spelling of 100102012200 in words is "one hundred billion, one hundred two million, twelve thousand, two hundred".