11303122313031 has 4 divisors (see below), whose sum is σ = 15070829750712. Its totient is φ = 7535414875352.

The previous prime is 11303122313023. The next prime is 11303122313053. The reversal of 11303122313031 is 13031322130311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11303122313031 - 2³ = 11303122313023 is a prime.

It is a super-2 number, since 2×11303122313031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11303122312992 and 11303122313010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303122313071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1883853718836 + ... + 1883853718841.

It is an arithmetic number, because the mean of its divisors is an integer number (3767707437678).

Almost surely, 2^{11303122313031} is an apocalyptic number.

11303122313031 is a deficient number, since it is larger than the sum of its proper divisors (3767707437681).

11303122313031 is an equidigital number, since it uses as much as digits as its factorization.

11303122313031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3767707437680.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 11303122313031 its reverse (13031322130311), we get a palindrome (24334444443342).

The spelling of 11303122313031 in words is "eleven trillion, three hundred three billion, one hundred twenty-two million, three hundred thirteen thousand, thirty-one".