11031132311 has 2 divisors, whose sum is σ = 11031132312. Its totient is φ = 11031132310.

The previous prime is 11031132293. The next prime is 11031132313. The reversal of 11031132311 is 11323113011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11031132311 - 2⁶ = 11031132247 is a prime.

Together with 11031132313, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11031132311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11031132313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515566155 + 5515566156.

It is an arithmetic number, because the mean of its divisors is an integer number (5515566156).

Almost surely, 2^11031132311 is an apocalyptic number.

11031132311 is a deficient number, since it is larger than the sum of its proper divisors (1).

11031132311 is an equidigital number, since it uses as much as digits as its factorization.

11031132311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11031132311 its reverse (11323113011), we get a palindrome (22354245322).

The spelling of 11031132311 in words is "eleven billion, thirty-one million, one hundred thirty-two thousand, three hundred eleven".