201342500 has 30 divisors (see below), whose sum is σ = 440301246. Its totient is φ = 80536000.

The previous prime is 201342499. The next prime is 201342539. The reversal of 201342500 is 5243102.

It can be written as a sum of positive squares in 5 ways, for example, as 84529636 + 116812864 = 9194^2 + 10808^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37769 + ... + 42768.

Almost surely, 2^201342500 is an apocalyptic number.

201342500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201342500 is an abundant number, since it is smaller than the sum of its proper divisors (238958746).

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

201342500 is an equidigital number, since it uses as much as digits as its factorization.

201342500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80561 (or 80544 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 201342500 is about 14189.5207811962. The cubic root of 201342500 is about 586.1091286858.

Adding to 201342500 its reverse (5243102), we get a palindrome (206585602).

The spelling of 201342500 in words is "two hundred one million, three hundred forty-two thousand, five hundred".