200122326 has 80 divisors (see below), whose sum is σ = 478579200. Its totient is φ = 62320752.

The previous prime is 200122319. The next prime is 200122327. The reversal of 200122326 is 623221002.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200122299 and 200122308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122327) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 242751 + ... + 243573.

It is an arithmetic number, because the mean of its divisors is an integer number (5982240).

Almost surely, 2^200122326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200122326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239289600).

200122326 is an abundant number, since it is smaller than the sum of its proper divisors (278456874).

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

200122326 is a wasteful number, since it uses less digits than its factorization.

200122326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 200122326 is about 14146.4598398327. The cubic root of 200122326 is about 584.9227511410.

Adding to 200122326 its reverse (623221002), we get a palindrome (823343328).

The spelling of 200122326 in words is "two hundred million, one hundred twenty-two thousand, three hundred twenty-six".