1022323344421 has 2 divisors, whose sum is σ = 1022323344422. Its totient is φ = 1022323344420.

The previous prime is 1022323344379. The next prime is 1022323344433. The reversal of 1022323344421 is 1244433232201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 792297592321 + 230025752100 = 890111^2 + 479610^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022323344421 - 2⁷ = 1022323344293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022323344461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511161672210 + 511161672211.

It is an arithmetic number, because the mean of its divisors is an integer number (511161672211).

Almost surely, 2^{1022323344421} is an apocalyptic number.

It is an amenable number.

1022323344421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022323344421 is an equidigital number, since it uses as much as digits as its factorization.

1022323344421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1022323344421 its reverse (1244433232201), we get a palindrome (2266756576622).

The spelling of 1022323344421 in words is "one trillion, twenty-two billion, three hundred twenty-three million, three hundred forty-four thousand, four hundred twenty-one".