111303000209903 has 2 divisors, whose sum is σ = 111303000209904. Its totient is φ = 111303000209902.

The previous prime is 111303000209887. The next prime is 111303000209917. The reversal of 111303000209903 is 309902000303111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111303000209903 - 2⁴ = 111303000209887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111303000209903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111303080209903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55651500104951 + 55651500104952.

It is an arithmetic number, because the mean of its divisors is an integer number (55651500104952).

Almost surely, 2^{111303000209903} is an apocalyptic number.

111303000209903 is a deficient number, since it is larger than the sum of its proper divisors (1).

111303000209903 is an equidigital number, since it uses as much as digits as its factorization.

111303000209903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 32.

The spelling of 111303000209903 in words is "one hundred eleven trillion, three hundred three billion, two hundred nine thousand, nine hundred three".