1112199999 has 16 divisors (see below), whose sum is σ = 1503697920. Its totient is φ = 731109600.

The previous prime is 1112199997. The next prime is 1112200003. The reversal of 1112199999 is 9999912111.

It is not a de Polignac number, because 1112199999 - 2¹ = 1112199997 is a prime.

1112199999 is a modest number, since divided by 99999 gives 11121 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112199997) 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, 205174 + ... + 210524.

It is an arithmetic number, because the mean of its divisors is an integer number (93981120).

Almost surely, 2^1112199999 is an apocalyptic number.

1112199999 is a deficient number, since it is larger than the sum of its proper divisors (391497921).

1112199999 is an equidigital number, since it uses as much as digits as its factorization.

1112199999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6310.

The product of its digits is 118098, while the sum is 51.

The square root of 1112199999 is about 33349.6626519670. The cubic root of 1112199999 is about 1036.0824009706.

The spelling of 1112199999 in words is "one billion, one hundred twelve million, one hundred ninety-nine thousand, nine hundred ninety-nine".