200313122 has 4 divisors (see below), whose sum is σ = 300469686. Its totient is φ = 100156560.

The previous prime is 200313119. The next prime is 200313131. The reversal of 200313122 is 221313002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 179801281 + 20511841 = 13409^2 + 4529^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200313097 and 200313106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50078279 + ... + 50078282.

Almost surely, 2^200313122 is an apocalyptic number.

200313122 is a deficient number, since it is larger than the sum of its proper divisors (100156564).

200313122 is a wasteful number, since it uses less digits than its factorization.

200313122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100156563.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 200313122 is about 14153.2018285616. The cubic root of 200313122 is about 585.1085799381.

Adding to 200313122 its reverse (221313002), we get a palindrome (421626124).

The spelling of 200313122 in words is "two hundred million, three hundred thirteen thousand, one hundred twenty-two".