201242510 has 48 divisors (see below), whose sum is σ = 428580720. Its totient is φ = 67818240.

The previous prime is 201242507. The next prime is 201242521. The reversal of 201242510 is 15242102.

It is a super-2 number, since 2×201242510² = 80997095662200200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25430 + ... + 32390.

It is an arithmetic number, because the mean of its divisors is an integer number (8928765).

Almost surely, 2^201242510 is an apocalyptic number.

201242510 is an abundant number, since it is smaller than the sum of its proper divisors (227338210).

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

201242510 is a wasteful number, since it uses less digits than its factorization.

201242510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7041 (or 7034 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 201242510 is about 14185.9969688422. The cubic root of 201242510 is about 586.0120888062.

Adding to 201242510 its reverse (15242102), we get a palindrome (216484612).

The spelling of 201242510 in words is "two hundred one million, two hundred forty-two thousand, five hundred ten".