1113202013312 has 64 divisors (see below), whose sum is σ = 2357542238400. Its totient is φ = 522085248000.

The previous prime is 1113202013299. The next prime is 1113202013347. The reversal of 1113202013312 is 2133102023111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2020364 + ... + 2511627.

It is an arithmetic number, because the mean of its divisors is an integer number (36836597475).

Almost surely, 2^{1113202013312} is an apocalyptic number.

It is an amenable number.

1113202013312 is an abundant number, since it is smaller than the sum of its proper divisors (1244340225088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113202013312 is a wasteful number, since it uses less digits than its factorization.

1113202013312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4532125 (or 4532113 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1113202013312 its reverse (2133102023111), we get a palindrome (3246304036423).

The spelling of 1113202013312 in words is "one trillion, one hundred thirteen billion, two hundred two million, thirteen thousand, three hundred twelve".