11323312442 has 8 divisors (see below), whose sum is σ = 18291504756. Its totient is φ = 5226144192.

The previous prime is 11323312387. The next prime is 11323312463. The reversal of 11323312442 is 24421332311.

It can be written as a sum of positive squares in 2 ways, for example, as 9913985761 + 1409326681 = 99569^2 + 37541^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 435512017 = 11323312442 / (1 + 1 + 3 + 2 + 3 + 3 + 1 + 2 + 4 + 4 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217755983 + ... + 217756034.

Almost surely, 2^11323312442 is an apocalyptic number.

11323312442 is a deficient number, since it is larger than the sum of its proper divisors (6968192314).

11323312442 is a wasteful number, since it uses less digits than its factorization.

11323312442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435512032.

The product of its digits is 3456, while the sum is 26.

Adding to 11323312442 its reverse (24421332311), we get a palindrome (35744644753).

The spelling of 11323312442 in words is "eleven billion, three hundred twenty-three million, three hundred twelve thousand, four hundred forty-two".