11031132313 has 2 divisors, whose sum is σ = 11031132314. Its totient is φ = 11031132312.

The previous prime is 11031132311. The next prime is 11031132337. The reversal of 11031132313 is 31323113011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8671893129 + 2359239184 = 93123^2 + 48572^2 .

It is a cyclic number.

It is not a de Polignac number, because 11031132313 - 2¹ = 11031132311 is a prime.

Together with 11031132311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11031132311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515566156 + 5515566157.

It is an arithmetic number, because the mean of its divisors is an integer number (5515566157).

Almost surely, 2^11031132313 is an apocalyptic number.

It is an amenable number.

11031132313 is a deficient number, since it is larger than the sum of its proper divisors (1).

11031132313 is an equidigital number, since it uses as much as digits as its factorization.

11031132313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11031132313 its reverse (31323113011), we get a palindrome (42354245324).

The spelling of 11031132313 in words is "eleven billion, thirty-one million, one hundred thirty-two thousand, three hundred thirteen".