20221211200201 has 16 divisors (see below), whose sum is σ = 22174870056768. Its totient is φ = 18286808702400.

The previous prime is 20221211200193. The next prime is 20221211200217. The reversal of 20221211200201 is 10200211212202.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20221211200201 - 2³ = 20221211200193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20221211200261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13529311 + ... + 14949403.

It is an arithmetic number, because the mean of its divisors is an integer number (1385929378548).

Almost surely, 2^{20221211200201} is an apocalyptic number.

It is an amenable number.

20221211200201 is a deficient number, since it is larger than the sum of its proper divisors (1953658856567).

20221211200201 is a wasteful number, since it uses less digits than its factorization.

20221211200201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426872.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20221211200201 its reverse (10200211212202), we get a palindrome (30421422412403).

The spelling of 20221211200201 in words is "twenty trillion, two hundred twenty-one billion, two hundred eleven million, two hundred thousand, two hundred one".