1001109996 has 48 divisors (see below), whose sum is σ = 2601782400. Its totient is φ = 332891856.

The previous prime is 1001109973. The next prime is 1001110007. The reversal of 1001109996 is 6999011001.

It is a super-2 number, since 2×1001109996² = 2004442448182240032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1001109996.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34191 + ... + 56313.

It is an arithmetic number, because the mean of its divisors is an integer number (54203800).

Almost surely, 2^1001109996 is an apocalyptic number.

It is an amenable number.

1001109996 is an abundant number, since it is smaller than the sum of its proper divisors (1600672404).

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

1001109996 is a wasteful number, since it uses less digits than its factorization.

1001109996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22555 (or 22547 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 36.

The square root of 1001109996 is about 31640.3223118855. The cubic root of 1001109996 is about 1000.3698618520.

The spelling of 1001109996 in words is "one billion, one million, one hundred nine thousand, nine hundred ninety-six".