1121331003120 has 60 divisors (see below), whose sum is σ = 3765803287896. Its totient is φ = 299021600640.

The previous prime is 1121331003043. The next prime is 1121331003137. The reversal of 1121331003120 is 213001331211.

1121331003120 is a `hidden beast` number, since 1 + 1 + 21 + 331 + 0 + 0 + 312 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1121331003093 and 1121331003102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 778701366 + ... + 778702805.

Almost surely, 2^{1121331003120} is an apocalyptic number.

1121331003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121331003120 is an abundant number, since it is smaller than the sum of its proper divisors (2644472284776).

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

1121331003120 is a wasteful number, since it uses less digits than its factorization.

1121331003120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557404190 (or 1557404181 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1121331003120 its reverse (213001331211), we get a palindrome (1334332334331).

The spelling of 1121331003120 in words is "one trillion, one hundred twenty-one billion, three hundred thirty-one million, three thousand, one hundred twenty".