203200122 has 16 divisors (see below), whose sum is σ = 407348352. Its totient is φ = 67575360.

The previous prime is 203200097. The next prime is 203200139. The reversal of 203200122 is 221002302.

203200122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 203200098 and 203200107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36703 + ... + 41874.

It is an arithmetic number, because the mean of its divisors is an integer number (25459272).

Almost surely, 2^203200122 is an apocalyptic number.

203200122 is an abundant number, since it is smaller than the sum of its proper divisors (204148230).

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

203200122 is a wasteful number, since it uses less digits than its factorization.

203200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79013.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 203200122 is about 14254.8280242169. The cubic root of 203200122 is about 587.9061294455.

Adding to 203200122 its reverse (221002302), we get a palindrome (424202424).

The spelling of 203200122 in words is "two hundred three million, two hundred thousand, one hundred twenty-two".