11320103031 has 8 divisors (see below), whose sum is σ = 15104083200. Its totient is φ = 7541429112.

The previous prime is 11320103023. The next prime is 11320103063. The reversal of 11320103031 is 13030102311.

11320103031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11320103031 - 2³ = 11320103023 is a prime.

It is a super-2 number, since 2×11320103031² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11320103031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320003031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1321581 + ... + 1330118.

It is an arithmetic number, because the mean of its divisors is an integer number (1888010400).

Almost surely, 2^11320103031 is an apocalyptic number.

11320103031 is a deficient number, since it is larger than the sum of its proper divisors (3783980169).

11320103031 is a wasteful number, since it uses less digits than its factorization.

11320103031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653125.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11320103031 its reverse (13030102311), we get a palindrome (24350205342).

The spelling of 11320103031 in words is "eleven billion, three hundred twenty million, one hundred three thousand, thirty-one".