100120010122200 has 96 divisors (see below), whose sum is σ = 310375097222400. Its totient is φ = 26698405637760.

The previous prime is 100120010122141. The next prime is 100120010122217. The reversal of 100120010122200 is 2221010021001.

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

It is a congruent number.

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, 64245429 + ... + 65785371.

It is an arithmetic number, because the mean of its divisors is an integer number (3233073929400).

Almost surely, 2^{100120010122200} is an apocalyptic number.

100120010122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100120010122200 is an abundant number, since it is smaller than the sum of its proper divisors (210255087100200).

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

100120010122200 is a wasteful number, since it uses less digits than its factorization.

100120010122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648321 (or 1648312 counting only the distinct ones).

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

Adding to 100120010122200 its reverse (2221010021001), we get a palindrome (102341020143201).

The spelling of 100120010122200 in words is "one hundred trillion, one hundred twenty billion, ten million, one hundred twenty-two thousand, two hundred".