1022213220331 has 2 divisors, whose sum is σ = 1022213220332. Its totient is φ = 1022213220330.

The previous prime is 1022213220323. The next prime is 1022213220337. The reversal of 1022213220331 is 1330223122201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022213220331 - 2³ = 1022213220323 is a prime.

It is a super-2 number, since 2×1022213220331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1022213220337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511106610165 + 511106610166.

It is an arithmetic number, because the mean of its divisors is an integer number (511106610166).

Almost surely, 2^{1022213220331} is an apocalyptic number.

1022213220331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022213220331 is an equidigital number, since it uses as much as digits as its factorization.

1022213220331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1022213220331 its reverse (1330223122201), we get a palindrome (2352436342532).

The spelling of 1022213220331 in words is "one trillion, twenty-two billion, two hundred thirteen million, two hundred twenty thousand, three hundred thirty-one".