11113031312 has 20 divisors (see below), whose sum is σ = 21533989296. Its totient is φ = 5555872800.

The previous prime is 11113031273. The next prime is 11113031339. The reversal of 11113031312 is 21313031111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122363 + ... + 192869.

Almost surely, 2^11113031312 is an apocalyptic number.

It is an amenable number.

11113031312 is a deficient number, since it is larger than the sum of its proper divisors (10420957984).

11113031312 is an equidigital number, since it uses as much as digits as its factorization.

11113031312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80366 (or 80360 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11113031312 its reverse (21313031111), we get a palindrome (32426062423).

The spelling of 11113031312 in words is "eleven billion, one hundred thirteen million, thirty-one thousand, three hundred twelve".