11203131011313 has 8 divisors (see below), whose sum is σ = 14937569032608. Its totient is φ = 7468723498784.

The previous prime is 11203131011309. The next prime is 11203131011351. The reversal of 11203131011313 is 31311013130211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11203131011313 - 2² = 11203131011309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11203131011313.

It is not an unprimeable number, because it can be changed into a prime (11203131011353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6756156 + ... + 8249357.

It is an arithmetic number, because the mean of its divisors is an integer number (1867196129076).

Almost surely, 2^{11203131011313} is an apocalyptic number.

It is an amenable number.

11203131011313 is a deficient number, since it is larger than the sum of its proper divisors (3734438021295).

11203131011313 is a wasteful number, since it uses less digits than its factorization.

11203131011313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15254383.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 11203131011313 its reverse (31311013130211), we get a palindrome (42514144141524).

The spelling of 11203131011313 in words is "eleven trillion, two hundred three billion, one hundred thirty-one million, eleven thousand, three hundred thirteen".