322021010010221 has 2 divisors, whose sum is σ = 322021010010222. Its totient is φ = 322021010010220.

The previous prime is 322021010010181. The next prime is 322021010010239. The reversal of 322021010010221 is 122010010120223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 322011719749225 + 9290260996 = 17944685^2 + 96386^2 .

It is a cyclic number.

It is not a de Polignac number, because 322021010010221 - 2¹⁸ = 322021009748077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 322021010010221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322021010010251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161010505005110 + 161010505005111.

It is an arithmetic number, because the mean of its divisors is an integer number (161010505005111).

Almost surely, 2^{322021010010221} is an apocalyptic number.

It is an amenable number.

322021010010221 is a deficient number, since it is larger than the sum of its proper divisors (1).

322021010010221 is an equidigital number, since it uses as much as digits as its factorization.

322021010010221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 322021010010221 its reverse (122010010120223), we get a palindrome (444031020130444).

The spelling of 322021010010221 in words is "three hundred twenty-two trillion, twenty-one billion, ten million, ten thousand, two hundred twenty-one".