100112212112022 has 96 divisors (see below), whose sum is σ = 244268218681344. Its totient is φ = 29357679052800.

The previous prime is 100112212111969. The next prime is 100112212112027. The reversal of 100112212112022 is 220211212211001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100112212111986 and 100112212112004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112212112027) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 272447943 + ... + 272815149.

It is an arithmetic number, because the mean of its divisors is an integer number (2544460611264).

Almost surely, 2^{100112212112022} is an apocalyptic number.

100112212112022 is an abundant number, since it is smaller than the sum of its proper divisors (144156006569322).

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

100112212112022 is a wasteful number, since it uses less digits than its factorization.

100112212112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411674 (or 411671 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 100112212112022 its reverse (220211212211001), we get a palindrome (320323424323023).

The spelling of 100112212112022 in words is "one hundred trillion, one hundred twelve billion, two hundred twelve million, one hundred twelve thousand, twenty-two".