201082501 has 4 divisors (see below), whose sum is σ = 201158604. Its totient is φ = 201006400.

The previous prime is 201082499. The next prime is 201082513. The reversal of 201082501 is 105280102.

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

It can be written as a sum of positive squares in 2 ways, for example, as 116424100 + 84658401 = 10790^2 + 9201^2 .

It is a cyclic number.

It is not a de Polignac number, because 201082501 - 2¹ = 201082499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201080501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33940 + ... + 39421.

It is an arithmetic number, because the mean of its divisors is an integer number (50289651).

Almost surely, 2^201082501 is an apocalyptic number.

It is an amenable number.

201082501 is a deficient number, since it is larger than the sum of its proper divisors (76103).

201082501 is an equidigital number, since it uses as much as digits as its factorization.

201082501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76102.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 201082501 is about 14180.3561661899. The cubic root of 201082501 is about 585.8567338385.

The spelling of 201082501 in words is "two hundred one million, eighty-two thousand, five hundred one".