201060210506 has 4 divisors (see below), whose sum is σ = 301590315762. Its totient is φ = 100530105252.

The previous prime is 201060210497. The next prime is 201060210511. The reversal of 201060210506 is 605012060102.

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

It can be written as a sum of positive squares in only one way, i.e., 142185555625 + 58874654881 = 377075^2 + 242641^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50265052625 + ... + 50265052628.

Almost surely, 2^201060210506 is an apocalyptic number.

201060210506 is a deficient number, since it is larger than the sum of its proper divisors (100530105256).

201060210506 is a wasteful number, since it uses less digits than its factorization.

201060210506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100530105255.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 201060210506 its reverse (605012060102), we get a palindrome (806072270608).

The spelling of 201060210506 in words is "two hundred one billion, sixty million, two hundred ten thousand, five hundred six".