1111000099 has 18 divisors (see below), whose sum is σ = 1297282532. Its totient is φ = 950558400.

The previous prime is 1111000087. The next prime is 1111000109. The reversal of 1111000099 is 9900001111.

It is not a de Polignac number, because 1111000099 - 2¹³ = 1110991907 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1111000039) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19084 + ... + 50854.

Almost surely, 2^1111000099 is an apocalyptic number.

1111000099 is a deficient number, since it is larger than the sum of its proper divisors (186282433).

1111000099 is a wasteful number, since it uses less digits than its factorization.

1111000099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31827 (or 31799 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 22.

The square root of 1111000099 is about 33331.6681100721. The cubic root of 1111000099 is about 1035.7096734584.

The spelling of 1111000099 in words is "one billion, one hundred eleven million, ninety-nine", and thus it is an aban number.