1099118803712 has 54 divisors (see below), whose sum is σ = 2204115936708. Its totient is φ = 547012627456.

The previous prime is 1099118803619. The next prime is 1099118803723. The reversal of 1099118803712 is 2173088119901.

It is a happy number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 252726914 + ... + 252731262.

Almost surely, 2^{1099118803712} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1099118803712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1102057968354).

1099118803712 is an abundant number, since it is smaller than the sum of its proper divisors (1104997132996).

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

1099118803712 is an frugal number, since it uses more digits than its factorization.

1099118803712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8941 (or 4578 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 50.

The spelling of 1099118803712 in words is "one trillion, ninety-nine billion, one hundred eighteen million, eight hundred three thousand, seven hundred twelve".