1121799562182 has 192 divisors, whose sum is σ = 2727469006080. Its totient is φ = 330960494592.

The previous prime is 1121799562153. The next prime is 1121799562183. The reversal of 1121799562182 is 2812659971211.

1121799562182 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 7 + 9 + 9 + 5 + 621 + 8 + 2 = 666.

It is a super-2 number, since 2×1121799562182² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121799562183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 460318668 + ... + 460321104.

It is an arithmetic number, because the mean of its divisors is an integer number (14205567740).

Almost surely, 2^{1121799562182} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121799562182, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1363734503040).

1121799562182 is an abundant number, since it is smaller than the sum of its proper divisors (1605669443898).

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

1121799562182 is a wasteful number, since it uses less digits than its factorization.

1121799562182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3247 (or 3244 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 54.

The spelling of 1121799562182 in words is "one trillion, one hundred twenty-one billion, seven hundred ninety-nine million, five hundred sixty-two thousand, one hundred eighty-two".