201204140 has 12 divisors (see below), whose sum is σ = 422528736. Its totient is φ = 80481648.

The previous prime is 201204139. The next prime is 201204151. The reversal of 201204140 is 41402102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5030084 + ... + 5030123.

It is an arithmetic number, because the mean of its divisors is an integer number (35210728).

Almost surely, 2^201204140 is an apocalyptic number.

201204140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201204140 is an abundant number, since it is smaller than the sum of its proper divisors (221324596).

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

201204140 is a wasteful number, since it uses less digits than its factorization.

201204140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10060216 (or 10060214 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 201204140 is about 14184.6445144036. The cubic root of 201204140 is about 585.9748423466.

Adding to 201204140 its reverse (41402102), we get a palindrome (242606242).

The spelling of 201204140 in words is "two hundred one million, two hundred four thousand, one hundred forty".