203113302 has 64 divisors (see below), whose sum is σ = 486027264. Its totient is φ = 55365120.

The previous prime is 203113291. The next prime is 203113307. The reversal of 203113302 is 203311302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203113307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93978 + ... + 96114.

It is an arithmetic number, because the mean of its divisors is an integer number (7594176).

Almost surely, 2^203113302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203113302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243013632).

203113302 is an abundant number, since it is smaller than the sum of its proper divisors (282913962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203113302 is a wasteful number, since it uses less digits than its factorization.

203113302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 203113302 is about 14251.7824148420. The cubic root of 203113302 is about 587.8223872364.

Adding to 203113302 its reverse (203311302), we get a palindrome (406424604).

The spelling of 203113302 in words is "two hundred three million, one hundred thirteen thousand, three hundred two".