103031321322311 has 4 divisors (see below), whose sum is σ = 103032765764712. Its totient is φ = 103029876879912.

The previous prime is 103031321322271. The next prime is 103031321322337. The reversal of 103031321322311 is 113223123130301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103031321322311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103031371322311) 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, 722114201 + ... + 722256866.

It is an arithmetic number, because the mean of its divisors is an integer number (25758191441178).

Almost surely, 2^{103031321322311} is an apocalyptic number.

103031321322311 is a deficient number, since it is larger than the sum of its proper divisors (1444442401).

103031321322311 is an equidigital number, since it uses as much as digits as its factorization.

103031321322311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444442400.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 103031321322311 its reverse (113223123130301), we get a palindrome (216254444452612).

The spelling of 103031321322311 in words is "one hundred three trillion, thirty-one billion, three hundred twenty-one million, three hundred twenty-two thousand, three hundred eleven".