201100216087201 has 16 divisors (see below), whose sum is σ = 203320113372288. Its totient is φ = 198886653504000.

The previous prime is 201100216087153. The next prime is 201100216087237. The reversal of 201100216087201 is 102780612001102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201100216087201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201100216087301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1767686161 + ... + 1767799921.

It is an arithmetic number, because the mean of its divisors is an integer number (12707507085768).

Almost surely, 2^{201100216087201} is an apocalyptic number.

It is an amenable number.

201100216087201 is a deficient number, since it is larger than the sum of its proper divisors (2219897285087).

201100216087201 is a wasteful number, since it uses less digits than its factorization.

201100216087201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141432.

The product of its (nonzero) digits is 2688, while the sum is 31.

Adding to 201100216087201 its reverse (102780612001102), we get a palindrome (303880828088303).

The spelling of 201100216087201 in words is "two hundred one trillion, one hundred billion, two hundred sixteen million, eighty-seven thousand, two hundred one".