112222012020100 has 18 divisors (see below), whose sum is σ = 243521766083834. Its totient is φ = 44888804808000.

The previous prime is 112222012020071. The next prime is 112222012020127. The reversal of 112222012020100 is 1020210222211.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 16798341622084 + 95423670398016 = 4098578^2 + 9768504^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561110060001 + ... + 561110060200.

Almost surely, 2^{112222012020100} is an apocalyptic number.

112222012020100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112222012020100 is an abundant number, since it is smaller than the sum of its proper divisors (131299754063734).

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

112222012020100 is a wasteful number, since it uses less digits than its factorization.

112222012020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122220120215 (or 1122220120208 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112222012020100 its reverse (1020210222211), we get a palindrome (113242222242311).

The spelling of 112222012020100 in words is "one hundred twelve trillion, two hundred twenty-two billion, twelve million, twenty thousand, one hundred".