100000122112 has 72 divisors (see below), whose sum is σ = 221006453472. Its totient is φ = 44776089600.

The previous prime is 100000122083. The next prime is 100000122127. The reversal of 100000122112 is 211221000001.

It is a super-2 number, since 2×100000122112² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76339 + ... + 453682.

It is an arithmetic number, because the mean of its divisors is an integer number (3069534076).

Almost surely, 2^100000122112 is an apocalyptic number.

It is an amenable number.

100000122112 is an abundant number, since it is smaller than the sum of its proper divisors (121006331360).

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

100000122112 is an equidigital number, since it uses as much as digits as its factorization.

100000122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530115 (or 530101 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100000122112 its reverse (211221000001), we get a palindrome (311221122113).

The spelling of 100000122112 in words is "one hundred billion, one hundred twenty-two thousand, one hundred twelve".