11031203131323 has 16 divisors (see below), whose sum is σ = 14805989607936. Its totient is φ = 7305278097600.

The previous prime is 11031203131271. The next prime is 11031203131363. The reversal of 11031203131323 is 32313130213011.

It is not a de Polignac number, because 11031203131323 - 2²² = 11031198937019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11031203131293 and 11031203131302.

It is not an unprimeable number, because it can be changed into a prime (11031203131363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23640690 + ... + 24102792.

It is an arithmetic number, because the mean of its divisors is an integer number (925374350496).

Almost surely, 2^{11031203131323} is an apocalyptic number.

11031203131323 is a deficient number, since it is larger than the sum of its proper divisors (3774786476613).

11031203131323 is a wasteful number, since it uses less digits than its factorization.

11031203131323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514954.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 11031203131323 its reverse (32313130213011), we get a palindrome (43344333344334).

The spelling of 11031203131323 in words is "eleven trillion, thirty-one billion, two hundred three million, one hundred thirty-one thousand, three hundred twenty-three".