111323231003 has 2 divisors, whose sum is σ = 111323231004. Its totient is φ = 111323231002.

The previous prime is 111323230981. The next prime is 111323231009. The reversal of 111323231003 is 300132323111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111323231003 - 2⁸ = 111323230747 is a prime.

It is not a weakly prime, because it can be changed into another prime (111323231009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55661615501 + 55661615502.

It is an arithmetic number, because the mean of its divisors is an integer number (55661615502).

Almost surely, 2^111323231003 is an apocalyptic number.

111323231003 is a deficient number, since it is larger than the sum of its proper divisors (1).

111323231003 is an equidigital number, since it uses as much as digits as its factorization.

111323231003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 111323231003 its reverse (300132323111), we get a palindrome (411455554114).

The spelling of 111323231003 in words is "one hundred eleven billion, three hundred twenty-three million, two hundred thirty-one thousand, three".