113203331 has 2 divisors, whose sum is σ = 113203332. Its totient is φ = 113203330.

The previous prime is 113203319. The next prime is 113203333. The reversal of 113203331 is 133302311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113203331 - 2¹⁴ = 113186947 is a prime.

It is a super-2 number, since 2×113203331² = 25629988298991122, which contains 22 as substring.

Together with 113203333, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113203333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56601665 + 56601666.

It is an arithmetic number, because the mean of its divisors is an integer number (56601666).

Almost surely, 2^113203331 is an apocalyptic number.

113203331 is a deficient number, since it is larger than the sum of its proper divisors (1).

113203331 is an equidigital number, since it uses as much as digits as its factorization.

113203331 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 17.

The square root of 113203331 is about 10639.7054000569. The cubic root of 113203331 is about 483.7486158422.

Adding to 113203331 its reverse (133302311), we get a palindrome (246505642).

The spelling of 113203331 in words is "one hundred thirteen million, two hundred three thousand, three hundred thirty-one".