11442310321031 has 4 divisors (see below), whose sum is σ = 11442319327152. Its totient is φ = 11442301314912.

The previous prime is 11442310320997. The next prime is 11442310321049. The reversal of 11442310321031 is 13012301324411.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11442310321031 is a prime.

It is a super-2 number, since 2×11442310321031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11442310321831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2207090 + ... + 5268383.

It is an arithmetic number, because the mean of its divisors is an integer number (2860579831788).

Almost surely, 2^{11442310321031} is an apocalyptic number.

11442310321031 is a deficient number, since it is larger than the sum of its proper divisors (9006121).

11442310321031 is an equidigital number, since it uses as much as digits as its factorization.

11442310321031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9006120.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 11442310321031 its reverse (13012301324411), we get a palindrome (24454611645442).

The spelling of 11442310321031 in words is "eleven trillion, four hundred forty-two billion, three hundred ten million, three hundred twenty-one thousand, thirty-one".