112212100999 has 2 divisors, whose sum is σ = 112212101000. Its totient is φ = 112212100998.

The previous prime is 112212100993. The next prime is 112212101039. The reversal of 112212100999 is 999001212211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112212100999 - 2⁵ = 112212100967 is a prime.

It is a super-2 number, since 2×112212100999² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112212100993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56106050499 + 56106050500.

It is an arithmetic number, because the mean of its divisors is an integer number (56106050500).

Almost surely, 2^112212100999 is an apocalyptic number.

112212100999 is a deficient number, since it is larger than the sum of its proper divisors (1).

112212100999 is an equidigital number, since it uses as much as digits as its factorization.

112212100999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 37.

The spelling of 112212100999 in words is "one hundred twelve billion, two hundred twelve million, one hundred thousand, nine hundred ninety-nine".