1131113022112 has 24 divisors (see below), whose sum is σ = 2227023935136. Its totient is φ = 565519641792.

The previous prime is 1131113022107. The next prime is 1131113022113. The reversal of 1131113022112 is 2112203111311.

It is a self number, because there is not a number n which added to its sum of digits gives 1131113022112.

It is not an unprimeable number, because it can be changed into a prime (1131113022113) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 650268 + ... + 1638619.

It is an arithmetic number, because the mean of its divisors is an integer number (92792663964).

Almost surely, 2^{1131113022112} is an apocalyptic number.

It is an amenable number.

1131113022112 is a deficient number, since it is larger than the sum of its proper divisors (1095910913024).

1131113022112 is a wasteful number, since it uses less digits than its factorization.

1131113022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304340 (or 2304332 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1131113022112 its reverse (2112203111311), we get a palindrome (3243316133423).

The spelling of 1131113022112 in words is "one trillion, one hundred thirty-one billion, one hundred thirteen million, twenty-two thousand, one hundred twelve".