201011253050065 has 8 divisors (see below), whose sum is σ = 244517798231208. Its totient is φ = 158606139392640.

The previous prime is 201011253050039. The next prime is 201011253050081. The reversal of 201011253050065 is 560050352110102.

It can be written as a sum of positive squares in 4 ways, for example, as 19953883518529 + 181057369531536 = 4466977^2 + 13455756^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-201011253050065 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275357880526 + ... + 275357881255.

It is an arithmetic number, because the mean of its divisors is an integer number (30564724778901).

Almost surely, 2^{201011253050065} is an apocalyptic number.

It is an amenable number.

201011253050065 is a deficient number, since it is larger than the sum of its proper divisors (43506545181143).

201011253050065 is an equidigital number, since it uses as much as digits as its factorization.

201011253050065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550715761859.

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 201011253050065 in words is "two hundred one trillion, eleven billion, two hundred fifty-three million, fifty thousand, sixty-five".