111999298702304 has 192 divisors, whose sum is σ = 253944578321280. Its totient is φ = 48165116313600.

The previous prime is 111999298702259. The next prime is 111999298702309. The reversal of 111999298702304 is 403207892999111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111999298702309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 942687704 + ... + 942806504.

It is an arithmetic number, because the mean of its divisors is an integer number (1322628012090).

Almost surely, 2^{111999298702304} 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 111999298702304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126972289160640).

111999298702304 is an abundant number, since it is smaller than the sum of its proper divisors (141945279618976).

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

111999298702304 is a wasteful number, since it uses less digits than its factorization.

111999298702304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120173 (or 120165 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 65.

The spelling of 111999298702304 in words is "one hundred eleven trillion, nine hundred ninety-nine billion, two hundred ninety-eight million, seven hundred two thousand, three hundred four".