201323740 has 12 divisors (see below), whose sum is σ = 422779896. Its totient is φ = 80529488.

The previous prime is 201323737. The next prime is 201323743. The reversal of 201323740 is 47323102.

201323740 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201323737) and next prime (201323743).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201323743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5033074 + ... + 5033113.

It is an arithmetic number, because the mean of its divisors is an integer number (35231658).

Almost surely, 2^201323740 is an apocalyptic number.

201323740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201323740 is an abundant number, since it is smaller than the sum of its proper divisors (221456156).

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

201323740 is a wasteful number, since it uses less digits than its factorization.

201323740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10066196 (or 10066194 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 201323740 is about 14188.8597145789. The cubic root of 201323740 is about 586.0909246325.

Adding to 201323740 its reverse (47323102), we get a palindrome (248646842).

The spelling of 201323740 in words is "two hundred one million, three hundred twenty-three thousand, seven hundred forty".