11031312322 has 4 divisors (see below), whose sum is σ = 16546968486. Its totient is φ = 5515656160.

The previous prime is 11031312317. The next prime is 11031312343. The reversal of 11031312322 is 22321313011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22321313011 = 18439 ⋅1210549.

It can be written as a sum of positive squares in only one way, i.e., 9619882561 + 1411429761 = 98081^2 + 37569^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11031312322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757828079 + ... + 2757828082.

Almost surely, 2^11031312322 is an apocalyptic number.

11031312322 is a deficient number, since it is larger than the sum of its proper divisors (5515656164).

11031312322 is an equidigital number, since it uses as much as digits as its factorization.

11031312322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5515656163.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11031312322 its reverse (22321313011), we get a palindrome (33352625333).

The spelling of 11031312322 in words is "eleven billion, thirty-one million, three hundred twelve thousand, three hundred twenty-two".