101112999 has 16 divisors (see below), whose sum is σ = 145414752. Its totient is φ = 62126208.

The previous prime is 101112959. The next prime is 101113009. The reversal of 101112999 is 999211101.

It is not a de Polignac number, because 101112999 - 2¹⁷ = 100981927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101112959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29457 + ... + 32709.

It is an arithmetic number, because the mean of its divisors is an integer number (9088422).

Almost surely, 2^101112999 is an apocalyptic number.

101112999 is a deficient number, since it is larger than the sum of its proper divisors (44301753).

101112999 is a wasteful number, since it uses less digits than its factorization.

101112999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4066.

The product of its (nonzero) digits is 1458, while the sum is 33.

The square root of 101112999 is about 10055.4959599216. The cubic root of 101112999 is about 465.8745617663.

The spelling of 101112999 in words is "one hundred one million, one hundred twelve thousand, nine hundred ninety-nine".