201000200221291 has 2 divisors, whose sum is σ = 201000200221292. Its totient is φ = 201000200221290.

The previous prime is 201000200221157. The next prime is 201000200221307. The reversal of 201000200221291 is 192122002000102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201000200221291 - 2¹⁷ = 201000200090219 is a prime.

It is not a weakly prime, because it can be changed into another prime (201000203221291) 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 as a sum of consecutive naturals, namely, 100500100110645 + 100500100110646.

It is an arithmetic number, because the mean of its divisors is an integer number (100500100110646).

Almost surely, 2^{201000200221291} is an apocalyptic number.

201000200221291 is a deficient number, since it is larger than the sum of its proper divisors (1).

201000200221291 is an equidigital number, since it uses as much as digits as its factorization.

201000200221291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 201000200221291 its reverse (192122002000102), we get a palindrome (393122202221393).

The spelling of 201000200221291 in words is "two hundred one trillion, two hundred million, two hundred twenty-one thousand, two hundred ninety-one".