11312303013 has 36 divisors (see below), whose sum is σ = 18935730528. Its totient is φ = 6452634240.

The previous prime is 11312302997. The next prime is 11312303027. The reversal of 11312303013 is 31030321311.

It is a happy number.

11312303013 is a `hidden beast` number, since 1 + 131 + 230 + 301 + 3 = 666.

It is not a de Polignac number, because 11312303013 - 2⁴ = 11312302997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312303033) 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 in 35 ways as a sum of consecutive naturals, for example, 169081 + ... + 226302.

Almost surely, 2^11312303013 is an apocalyptic number.

It is an amenable number.

11312303013 is a deficient number, since it is larger than the sum of its proper divisors (7623427515).

11312303013 is a wasteful number, since it uses less digits than its factorization.

11312303013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395434 (or 395414 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11312303013 its reverse (31030321311), we get a palindrome (42342624324).

The spelling of 11312303013 in words is "eleven billion, three hundred twelve million, three hundred three thousand, thirteen".