201245206 has 4 divisors (see below), whose sum is σ = 301867812. Its totient is φ = 100622602.

The previous prime is 201245189. The next prime is 201245243. The reversal of 201245206 is 602542102.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50311300 + ... + 50311303.

It is an arithmetic number, because the mean of its divisors is an integer number (75466953).

Almost surely, 2^201245206 is an apocalyptic number.

201245206 is a deficient number, since it is larger than the sum of its proper divisors (100622606).

201245206 is a wasteful number, since it uses less digits than its factorization.

201245206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100622605.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 201245206 is about 14186.0919918066. The cubic root of 201245206 is about 586.0147056846.

Adding to 201245206 its reverse (602542102), we get a palindrome (803787308).

The spelling of 201245206 in words is "two hundred one million, two hundred forty-five thousand, two hundred six".