231112003 has 2 divisors, whose sum is σ = 231112004. Its totient is φ = 231112002.

The previous prime is 231111997. The next prime is 231112009. The reversal of 231112003 is 300211132.

It is a balanced prime because it is at equal distance from previous prime (231111997) and next prime (231112009).

It is a cyclic number.

It is not a de Polignac number, because 231112003 - 2¹³ = 231103811 is a prime.

It is a super-3 number, since 3×231112003³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (231112009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115556001 + 115556002.

It is an arithmetic number, because the mean of its divisors is an integer number (115556002).

Almost surely, 2^231112003 is an apocalyptic number.

231112003 is a deficient number, since it is larger than the sum of its proper divisors (1).

231112003 is an equidigital number, since it uses as much as digits as its factorization.

231112003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 231112003 is about 15202.3683352299. The cubic root of 231112003 is about 613.6783949215.

Adding to 231112003 its reverse (300211132), we get a palindrome (531323135).

The spelling of 231112003 in words is "two hundred thirty-one million, one hundred twelve thousand, three".