201217065011 has 8 divisors (see below), whose sum is σ = 206926714800. Its totient is φ = 195584055040.

The previous prime is 201217064981. The next prime is 201217065019. The reversal of 201217065011 is 110560712102.

201217065011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 201217065011 - 2³⁴ = 184037195827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201217065019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19154630 + ... + 19165131.

It is an arithmetic number, because the mean of its divisors is an integer number (25865839350).

Almost surely, 2^201217065011 is an apocalyptic number.

201217065011 is a deficient number, since it is larger than the sum of its proper divisors (5709649789).

201217065011 is an equidigital number, since it uses as much as digits as its factorization.

201217065011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38319909.

The product of its (nonzero) digits is 840, while the sum is 26.

Adding to 201217065011 its reverse (110560712102), we get a palindrome (311777777113).

The spelling of 201217065011 in words is "two hundred one billion, two hundred seventeen million, sixty-five thousand, eleven".