111430312003 has 2 divisors, whose sum is σ = 111430312004. Its totient is φ = 111430312002.

The previous prime is 111430311943. The next prime is 111430312009. The reversal of 111430312003 is 300213034111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111430312003 - 2¹³ = 111430303811 is a prime.

It is not a weakly prime, because it can be changed into another prime (111430312009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55715156001 + 55715156002.

It is an arithmetic number, because the mean of its divisors is an integer number (55715156002).

Almost surely, 2^111430312003 is an apocalyptic number.

111430312003 is a deficient number, since it is larger than the sum of its proper divisors (1).

111430312003 is an equidigital number, since it uses as much as digits as its factorization.

111430312003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 111430312003 its reverse (300213034111), we get a palindrome (411643346114).

The spelling of 111430312003 in words is "one hundred eleven billion, four hundred thirty million, three hundred twelve thousand, three".