23103331 has 2 divisors, whose sum is σ = 23103332. Its totient is φ = 23103330.

The previous prime is 23103319. The next prime is 23103337. The reversal of 23103331 is 13330132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23103331 - 2⁷ = 23103203 is a prime.

It is a super-2 number, since 2×23103331² = 1067527806591122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23103337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11551665 + 11551666.

It is an arithmetic number, because the mean of its divisors is an integer number (11551666).

Almost surely, 2^23103331 is an apocalyptic number.

23103331 is a deficient number, since it is larger than the sum of its proper divisors (1).

23103331 is an equidigital number, since it uses as much as digits as its factorization.

23103331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 23103331 is about 4806.5924520392. The cubic root of 23103331 is about 284.8119452957.

Adding to 23103331 its reverse (13330132), we get a palindrome (36433463).

The spelling of 23103331 in words is "twenty-three million, one hundred three thousand, three hundred thirty-one".