4226576120021 has 2 divisors, whose sum is σ = 4226576120022. Its totient is φ = 4226576120020.

The previous prime is 4226576119937. The next prime is 4226576120023. The reversal of 4226576120021 is 1200216756224.

4226576120021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2770523631121 + 1456052488900 = 1664489^2 + 1206670^2 .

It is a cyclic number.

It is not a de Polignac number, because 4226576120021 - 2³⁴ = 4209396250837 is a prime.

Together with 4226576120023, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4226576120023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2113288060010 + 2113288060011.

It is an arithmetic number, because the mean of its divisors is an integer number (2113288060011).

Almost surely, 2^{4226576120021} is an apocalyptic number.

It is an amenable number.

4226576120021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4226576120021 is an equidigital number, since it uses as much as digits as its factorization.

4226576120021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 4226576120021 in words is "four trillion, two hundred twenty-six billion, five hundred seventy-six million, one hundred twenty thousand, twenty-one".