1116222887520 has 576 divisors, whose sum is σ = 4294244118528. Its totient is φ = 262144512000.

The previous prime is 1116222887477. The next prime is 1116222887537. The reversal of 1116222887520 is 257882226111.

1116222887520 is a `hidden beast` number, since 1 + 1 + 1 + 6 + 22 + 28 + 87 + 520 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 41189175 + ... + 41216265.

It is an arithmetic number, because the mean of its divisors is an integer number (7455284928).

Almost surely, 2^{1116222887520} is an apocalyptic number.

1116222887520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116222887520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2147122059264).

1116222887520 is an abundant number, since it is smaller than the sum of its proper divisors (3178021231008).

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

1116222887520 is a wasteful number, since it uses less digits than its factorization.

1116222887520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27227 (or 27216 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 1116222887520 in words is "one trillion, one hundred sixteen billion, two hundred twenty-two million, eight hundred eighty-seven thousand, five hundred twenty".