201233403 has 48 divisors (see below), whose sum is σ = 364815360. Its totient is φ = 108210816.

The previous prime is 201233401. The next prime is 201233413. The reversal of 201233403 is 304332102.

It is not a de Polignac number, because 201233403 - 2¹ = 201233401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201233401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25438 + ... + 32396.

It is an arithmetic number, because the mean of its divisors is an integer number (7600320).

Almost surely, 2^201233403 is an apocalyptic number.

201233403 is a deficient number, since it is larger than the sum of its proper divisors (163581957).

201233403 is an equidigital number, since it uses as much as digits as its factorization.

201233403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6998 (or 6986 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 201233403 is about 14185.6759796634. The cubic root of 201233403 is about 586.0032489035.

Adding to 201233403 its reverse (304332102), we get a palindrome (505565505).

The spelling of 201233403 in words is "two hundred one million, two hundred thirty-three thousand, four hundred three".