111303232003013 has 2 divisors, whose sum is σ = 111303232003014. Its totient is φ = 111303232003012.

The previous prime is 111303232003009. The next prime is 111303232003087. The reversal of 111303232003013 is 310300232303111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57061450533409 + 54241781469604 = 7553903^2 + 7364902^2 .

It is an emirp because it is prime and its reverse (310300232303111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111303232003013 - 2² = 111303232003009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111303232003013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111303232003813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55651616001506 + 55651616001507.

It is an arithmetic number, because the mean of its divisors is an integer number (55651616001507).

Almost surely, 2^{111303232003013} is an apocalyptic number.

It is an amenable number.

111303232003013 is a deficient number, since it is larger than the sum of its proper divisors (1).

111303232003013 is an equidigital number, since it uses as much as digits as its factorization.

111303232003013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 111303232003013 its reverse (310300232303111), we get a palindrome (421603464306124).

The spelling of 111303232003013 in words is "one hundred eleven trillion, three hundred three billion, two hundred thirty-two million, three thousand, thirteen".