1001119912 has 32 divisors (see below), whose sum is σ = 2023166880. Its totient is φ = 461672640.

The previous prime is 1001119909. The next prime is 1001119949. The reversal of 1001119912 is 2199111001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150987 + ... + 157477.

It is an arithmetic number, because the mean of its divisors is an integer number (63223965).

Almost surely, 2^1001119912 is an apocalyptic number.

It is an amenable number.

1001119912 is an abundant number, since it is smaller than the sum of its proper divisors (1022046968).

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

1001119912 is a wasteful number, since it uses less digits than its factorization.

1001119912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7993 (or 7989 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 25.

The square root of 1001119912 is about 31640.4790102805. The cubic root of 1001119912 is about 1000.3731647308.

The spelling of 1001119912 in words is "one billion, one million, one hundred nineteen thousand, nine hundred twelve".