100112120112222 has 96 divisors (see below), whose sum is σ = 227688265677600. Its totient is φ = 31760003577600.

The previous prime is 100112120112211. The next prime is 100112120112229. The reversal of 100112120112222 is 222211021211001.

100112120112222 is a `hidden beast` number, since 100 + 112 + 120 + 112 + 222 = 666.

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 = 100112120112195 and 100112120112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112120112229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3382597 + ... + 14548752.

It is an arithmetic number, because the mean of its divisors is an integer number (2371752767475).

Almost surely, 2^{100112120112222} is an apocalyptic number.

100112120112222 is an abundant number, since it is smaller than the sum of its proper divisors (127576145565378).

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

100112120112222 is a wasteful number, since it uses less digits than its factorization.

100112120112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17931578 (or 17931575 counting only the distinct ones).

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

Adding to 100112120112222 its reverse (222211021211001), we get a palindrome (322323141323223).

The spelling of 100112120112222 in words is "one hundred trillion, one hundred twelve billion, one hundred twenty million, one hundred twelve thousand, two hundred twenty-two".