20212223030201 has 32 divisors (see below), whose sum is σ = 20864145369600. Its totient is φ = 19574016076800.

The previous prime is 20212223030177. The next prime is 20212223030287. The reversal of 20212223030201 is 10203032221202.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20212223030201 - 2¹⁸ = 20212222768057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20212223030501) 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 31 ways as a sum of consecutive naturals, for example, 1049485310 + ... + 1049504568.

It is an arithmetic number, because the mean of its divisors is an integer number (652004542800).

Almost surely, 2^{20212223030201} is an apocalyptic number.

It is an amenable number.

20212223030201 is a deficient number, since it is larger than the sum of its proper divisors (651922339399).

20212223030201 is a wasteful number, since it uses less digits than its factorization.

20212223030201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20609.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20212223030201 its reverse (10203032221202), we get a palindrome (30415255251403).

The spelling of 20212223030201 in words is "twenty trillion, two hundred twelve billion, two hundred twenty-three million, thirty thousand, two hundred one".