11031131322013 has 8 divisors (see below), whose sum is σ = 12034134614880. Its totient is φ = 10028156891280.

The previous prime is 11031131322011. The next prime is 11031131322053. The reversal of 11031131322013 is 31022313113011.

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

It is not a de Polignac number, because 11031131322013 - 2¹ = 11031131322011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031131322011) 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, 6412495 + ... + 7948732.

It is an arithmetic number, because the mean of its divisors is an integer number (1504266826860).

Almost surely, 2^{11031131322013} is an apocalyptic number.

It is an amenable number.

11031131322013 is a deficient number, since it is larger than the sum of its proper divisors (1003003292867).

11031131322013 is a wasteful number, since it uses less digits than its factorization.

11031131322013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14431067.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11031131322013 its reverse (31022313113011), we get a palindrome (42053444435024).

The spelling of 11031131322013 in words is "eleven trillion, thirty-one billion, one hundred thirty-one million, three hundred twenty-two thousand, thirteen".