11312113112 has 8 divisors (see below), whose sum is σ = 21210212100. Its totient is φ = 5656056552.

The previous prime is 11312113091. The next prime is 11312113117. The reversal of 11312113112 is 21131121311.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312113117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707007062 + ... + 707007077.

Almost surely, 2^11312113112 is an apocalyptic number.

It is an amenable number.

11312113112 is a deficient number, since it is larger than the sum of its proper divisors (9898098988).

11312113112 is a wasteful number, since it uses less digits than its factorization.

11312113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414014145 (or 1414014141 counting only the distinct ones).

The product of its digits is 36, while the sum is 17.

Adding to 11312113112 its reverse (21131121311), we get a palindrome (32443234423).

The spelling of 11312113112 in words is "eleven billion, three hundred twelve million, one hundred thirteen thousand, one hundred twelve".