20212144004201 has 2 divisors, whose sum is σ = 20212144004202. Its totient is φ = 20212144004200.

The previous prime is 20212144004191. The next prime is 20212144004251. The reversal of 20212144004201 is 10240044121202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16600319773801 + 3611824230400 = 4074349^2 + 1900480^2 .

It is a cyclic number.

It is not a de Polignac number, because 20212144004201 - 2¹⁸ = 20212143742057 is a prime.

It is not a weakly prime, because it can be changed into another prime (20212144004251) 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 as a sum of consecutive naturals, namely, 10106072002100 + 10106072002101.

It is an arithmetic number, because the mean of its divisors is an integer number (10106072002101).

Almost surely, 2^{20212144004201} is an apocalyptic number.

It is an amenable number.

20212144004201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212144004201 is an equidigital number, since it uses as much as digits as its factorization.

20212144004201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 20212144004201 its reverse (10240044121202), we get a palindrome (30452188125403).

The spelling of 20212144004201 in words is "twenty trillion, two hundred twelve billion, one hundred forty-four million, four thousand, two hundred one".