1118880204912 has 30 divisors (see below), whose sum is σ = 3131310573872. Its totient is φ = 372960068256.

The previous prime is 1118880204907. The next prime is 1118880204961. The reversal of 1118880204912 is 2194020888111.

It is a happy number.

1118880204912 is a `hidden beast` number, since 1 + 1 + 1 + 88 + 80 + 2 + 0 + 491 + 2 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3885000568 + ... + 3885000855.

Almost surely, 2^{1118880204912} is an apocalyptic number.

1118880204912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1118880204912 is an abundant number, since it is smaller than the sum of its proper divisors (2012430368960).

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

1118880204912 is a wasteful number, since it uses less digits than its factorization.

1118880204912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7770001437 (or 7770001428 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 45.

The spelling of 1118880204912 in words is "one trillion, one hundred eighteen billion, eight hundred eighty million, two hundred four thousand, nine hundred twelve".