203113122 has 8 divisors (see below), whose sum is σ = 406226256. Its totient is φ = 67704372.

The previous prime is 203113111. The next prime is 203113133. The reversal of 203113122 is 221311302.

It is an interprime number because it is at equal distance from previous prime (203113111) and next prime (203113133).

It is a sphenic number, since it is the product of 3 distinct primes.

203113122 is an admirable number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 16926088 + ... + 16926099.

It is an arithmetic number, because the mean of its divisors is an integer number (50778282).

Almost surely, 2^203113122 is an apocalyptic number.

203113122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

203113122 is a wasteful number, since it uses less digits than its factorization.

203113122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33852192.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 203113122 is about 14251.7760998410. The cubic root of 203113122 is about 587.8222135926.

Adding to 203113122 its reverse (221311302), we get a palindrome (424424424).

The spelling of 203113122 in words is "two hundred three million, one hundred thirteen thousand, one hundred twenty-two".