201323316 has 48 divisors (see below), whose sum is σ = 523575360. Its totient is φ = 59834880.

The previous prime is 201323303. The next prime is 201323351. The reversal of 201323316 is 613323102.

It is a junction number, because it is equal to n+sod(n) for n = 201323292 and 201323301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22095 + ... + 29846.

It is an arithmetic number, because the mean of its divisors is an integer number (10907820).

Almost surely, 2^201323316 is an apocalyptic number.

It is an amenable number.

201323316 is an abundant number, since it is smaller than the sum of its proper divisors (322252044).

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

201323316 is a wasteful number, since it uses less digits than its factorization.

201323316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51984 (or 51982 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 201323316 is about 14188.8447732717. The cubic root of 201323316 is about 586.0905131846.

Adding to 201323316 its reverse (613323102), we get a palindrome (814646418).

The spelling of 201323316 in words is "two hundred one million, three hundred twenty-three thousand, three hundred sixteen".