201560220073 has 8 divisors (see below), whose sum is σ = 208070395136. Its totient is φ = 195050559600.

The previous prime is 201560219969. The next prime is 201560220107. The reversal of 201560220073 is 370022065102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201560220073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201560260073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 766315 + ... + 995167.

It is an arithmetic number, because the mean of its divisors is an integer number (26008799392).

Almost surely, 2^201560220073 is an apocalyptic number.

It is an amenable number.

201560220073 is a deficient number, since it is larger than the sum of its proper divisors (6510175063).

201560220073 is a wasteful number, since it uses less digits than its factorization.

201560220073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257295.

The product of its (nonzero) digits is 5040, while the sum is 28.

Adding to 201560220073 its reverse (370022065102), we get a palindrome (571582285175).

The spelling of 201560220073 in words is "two hundred one billion, five hundred sixty million, two hundred twenty thousand, seventy-three".