11132013313231 has 4 divisors (see below), whose sum is σ = 11786837625792. Its totient is φ = 10477189000672.

The previous prime is 11132013313229. The next prime is 11132013313261. The reversal of 11132013313231 is 13231331023111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11132013313231 - 2¹ = 11132013313229 is a prime.

It is a super-2 number, since 2×11132013313231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11132013313196 and 11132013313205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11132013313261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327412156255 + ... + 327412156288.

It is an arithmetic number, because the mean of its divisors is an integer number (2946709406448).

Almost surely, 2^{11132013313231} is an apocalyptic number.

11132013313231 is a deficient number, since it is larger than the sum of its proper divisors (654824312561).

11132013313231 is an equidigital number, since it uses as much as digits as its factorization.

11132013313231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654824312560.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 11132013313231 its reverse (13231331023111), we get a palindrome (24363344336342).

The spelling of 11132013313231 in words is "eleven trillion, one hundred thirty-two billion, thirteen million, three hundred thirteen thousand, two hundred thirty-one".