2030321222221 has 2 divisors, whose sum is σ = 2030321222222. Its totient is φ = 2030321222220.

The previous prime is 2030321222173. The next prime is 2030321222231. The reversal of 2030321222221 is 1222221230302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1381539301321 + 648781920900 = 1175389^2 + 805470^2 .

It is a cyclic number.

It is not a de Polignac number, because 2030321222221 - 2²⁷ = 2030187004493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2030321222192 and 2030321222201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2030321222231) 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, 1015160611110 + 1015160611111.

It is an arithmetic number, because the mean of its divisors is an integer number (1015160611111).

Almost surely, 2^{2030321222221} is an apocalyptic number.

It is an amenable number.

2030321222221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2030321222221 is an equidigital number, since it uses as much as digits as its factorization.

2030321222221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2030321222221 its reverse (1222221230302), we get a palindrome (3252542452523).

The spelling of 2030321222221 in words is "two trillion, thirty billion, three hundred twenty-one million, two hundred twenty-two thousand, two hundred twenty-one".