1113032212112 has 20 divisors (see below), whose sum is σ = 2177851398396. Its totient is φ = 551006044800.

The previous prime is 1113032212111. The next prime is 1113032212141. The reversal of 1113032212112 is 2112122303111.

It can be written as a sum of positive squares in 2 ways, for example, as 720875713936 + 392156498176 = 849044^2 + 626224^2 .

It is not an unprimeable number, because it can be changed into a prime (1113032212111) 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 3 ways as a sum of consecutive naturals, for example, 344377163 + ... + 344380394.

Almost surely, 2^{1113032212112} is an apocalyptic number.

It is an amenable number.

1113032212112 is a deficient number, since it is larger than the sum of its proper divisors (1064819186284).

1113032212112 is a wasteful number, since it uses less digits than its factorization.

1113032212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688757666 (or 688757660 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1113032212112 its reverse (2112122303111), we get a palindrome (3225154515223).

Subtracting 1113032212112 from its reverse (2112122303111), we obtain a palindrome (999090090999).

The spelling of 1113032212112 in words is "one trillion, one hundred thirteen billion, thirty-two million, two hundred twelve thousand, one hundred twelve".