100110111122220 has 96 divisors (see below), whose sum is σ = 283870774036416. Its totient is φ = 26358054912000.

The previous prime is 100110111122213. The next prime is 100110111122279. The reversal of 100110111122220 is 22221111011001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100110111122220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17978581 + ... + 22879020.

It is an arithmetic number, because the mean of its divisors is an integer number (2956987229546).

Almost surely, 2^{100110111122220} is an apocalyptic number.

100110111122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100110111122220 is an abundant number, since it is smaller than the sum of its proper divisors (183760662914196).

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

100110111122220 is a wasteful number, since it uses less digits than its factorization.

100110111122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40858131 (or 40858129 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100110111122220 its reverse (22221111011001), we get a palindrome (122331222133221).

The spelling of 100110111122220 in words is "one hundred trillion, one hundred ten billion, one hundred eleven million, one hundred twenty-two thousand, two hundred twenty".