919112330112 has 64 divisors (see below), whose sum is σ = 2451119045760. Its totient is φ = 305150144000.

The previous prime is 919112330057. The next prime is 919112330113. The reversal of 919112330112 is 211033211919.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (919112330113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4671588 + ... + 4864355.

It is an arithmetic number, because the mean of its divisors is an integer number (38298735090).

Almost surely, 2^919112330112 is an apocalyptic number.

It is an amenable number.

919112330112 is an abundant number, since it is smaller than the sum of its proper divisors (1532006715648).

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

919112330112 is a wasteful number, since it uses less digits than its factorization.

919112330112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9536211 (or 9536199 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 33.

The spelling of 919112330112 in words is "nine hundred nineteen billion, one hundred twelve million, three hundred thirty thousand, one hundred twelve".