111320031203 has 2 divisors, whose sum is σ = 111320031204. Its totient is φ = 111320031202.

The previous prime is 111320031149. The next prime is 111320031217. The reversal of 111320031203 is 302130023111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111320031203 - 2²⁸ = 111051595747 is a prime.

It is not a weakly prime, because it can be changed into another prime (111320030203) 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 as a sum of consecutive naturals, namely, 55660015601 + 55660015602.

It is an arithmetic number, because the mean of its divisors is an integer number (55660015602).

Almost surely, 2^111320031203 is an apocalyptic number.

111320031203 is a deficient number, since it is larger than the sum of its proper divisors (1).

111320031203 is an equidigital number, since it uses as much as digits as its factorization.

111320031203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 111320031203 its reverse (302130023111), we get a palindrome (413450054314).

The spelling of 111320031203 in words is "one hundred eleven billion, three hundred twenty million, thirty-one thousand, two hundred three".