201001322203221 has 16 divisors (see below), whose sum is σ = 268476751468800. Its totient is φ = 133763405395968.

The previous prime is 201001322203151. The next prime is 201001322203247. The reversal of 201001322203221 is 122302223100102.

It is not a de Polignac number, because 201001322203221 - 2³⁷ = 200863883249749 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201001322703221) 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 15 ways as a sum of consecutive naturals, for example, 42189385 + ... + 46711313.

It is an arithmetic number, because the mean of its divisors is an integer number (16779796966800).

Almost surely, 2^{201001322203221} is an apocalyptic number.

It is an amenable number.

201001322203221 is a deficient number, since it is larger than the sum of its proper divisors (67475429265579).

201001322203221 is a wasteful number, since it uses less digits than its factorization.

201001322203221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4548188.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 201001322203221 its reverse (122302223100102), we get a palindrome (323303545303323).

The spelling of 201001322203221 in words is "two hundred one trillion, one billion, three hundred twenty-two million, two hundred three thousand, two hundred twenty-one".