11323110031 has 2 divisors, whose sum is σ = 11323110032. Its totient is φ = 11323110030.

The previous prime is 11323109989. The next prime is 11323110061. The reversal of 11323110031 is 13001132311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11323110031 - 2²³ = 11314721423 is a prime.

It is a super-2 number, since 2×11323110031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11323109987 and 11323110014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11323110061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661555015 + 5661555016.

It is an arithmetic number, because the mean of its divisors is an integer number (5661555016).

Almost surely, 2^11323110031 is an apocalyptic number.

11323110031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323110031 is an equidigital number, since it uses as much as digits as its factorization.

11323110031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 11323110031 its reverse (13001132311), we get a palindrome (24324242342).

The spelling of 11323110031 in words is "eleven billion, three hundred twenty-three million, one hundred ten thousand, thirty-one".