1122113031112 has 32 divisors (see below), whose sum is σ = 2207435500800. Its totient is φ = 534056961600.

The previous prime is 1122113031089. The next prime is 1122113031133. The reversal of 1122113031112 is 2111303112211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122113031112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37072162 + ... + 37102417.

It is an arithmetic number, because the mean of its divisors is an integer number (68982359400).

Almost surely, 2^{1122113031112} is an apocalyptic number.

It is an amenable number.

1122113031112 is a deficient number, since it is larger than the sum of its proper divisors (1085322469688).

1122113031112 is a wasteful number, since it uses less digits than its factorization.

1122113031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74174677 (or 74174673 counting only the distinct ones).

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

Adding to 1122113031112 its reverse (2111303112211), we get a palindrome (3233416143323).

The spelling of 1122113031112 in words is "one trillion, one hundred twenty-two billion, one hundred thirteen million, thirty-one thousand, one hundred twelve".