201002212210221 has 12 divisors (see below), whose sum is σ = 294669909775072. Its totient is φ = 132001452794376.

The previous prime is 201002212210207. The next prime is 201002212210229. The reversal of 201002212210221 is 122012212200102.

It is a happy number.

201002212210221 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 0 + 221 + 221 + 0 + 221 = 666.

It is not a de Polignac number, because 201002212210221 - 2¹⁴ = 201002212193837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201002212210194 and 201002212210203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201002212210229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166668500401 + ... + 166668501606.

Almost surely, 2^{201002212210221} is an apocalyptic number.

It is an amenable number.

201002212210221 is a deficient number, since it is larger than the sum of its proper divisors (93667697564851).

201002212210221 is a wasteful number, since it uses less digits than its factorization.

201002212210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333337002080 (or 333337002077 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201002212210221 its reverse (122012212200102), we get a palindrome (323014424410323).

The spelling of 201002212210221 in words is "two hundred one trillion, two billion, two hundred twelve million, two hundred ten thousand, two hundred twenty-one".