1099119912 has 32 divisors (see below), whose sum is σ = 2997600480. Its totient is φ = 333066560.

The previous prime is 1099119907. The next prime is 1099119913. The reversal of 1099119912 is 2199119901.

It is not an unprimeable number, because it can be changed into a prime (1099119913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2081403 + ... + 2081930.

It is an arithmetic number, because the mean of its divisors is an integer number (93675015).

Almost surely, 2^1099119912 is an apocalyptic number.

1099119912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1099119912 is an abundant number, since it is smaller than the sum of its proper divisors (1898480568).

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

1099119912 is a wasteful number, since it uses less digits than its factorization.

1099119912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4163353 (or 4163349 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 42.

The square root of 1099119912 is about 33152.9774228500. The cubic root of 1099119912 is about 1032.0047397775.

It can be divided in two parts, 10991 and 19912, that added together give a palindrome (30903).

The spelling of 1099119912 in words is "one billion, ninety-nine million, one hundred nineteen thousand, nine hundred twelve".