1131002042112 has 54 divisors (see below), whose sum is σ = 3260957717472. Its totient is φ = 377000679936.

The previous prime is 1131002042047. The next prime is 1131002042129. The reversal of 1131002042112 is 2112402001311.

1131002042112 is a `hidden beast` number, since 113 + 100 + 20 + 421 + 12 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 245440848 + ... + 245445455.

Almost surely, 2^{1131002042112} is an apocalyptic number.

1131002042112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131002042112 is an abundant number, since it is smaller than the sum of its proper divisors (2129955675360).

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

1131002042112 is an equidigital number, since it uses as much as digits as its factorization.

1131002042112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490886325 (or 490886308 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1131002042112 its reverse (2112402001311), we get a palindrome (3243404043423).

The spelling of 1131002042112 in words is "one trillion, one hundred thirty-one billion, two million, forty-two thousand, one hundred twelve".