1022221757839 has 2 divisors, whose sum is σ = 1022221757840. Its totient is φ = 1022221757838.

The previous prime is 1022221757827. The next prime is 1022221757941. The reversal of 1022221757839 is 9387571222201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1022221757839 - 2¹¹ = 1022221755791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022221757792 and 1022221757801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022224757839) 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, 511110878919 + 511110878920.

It is an arithmetic number, because the mean of its divisors is an integer number (511110878920).

Almost surely, 2^{1022221757839} is an apocalyptic number.

1022221757839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022221757839 is an equidigital number, since it uses as much as digits as its factorization.

1022221757839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 1022221757839 in words is "one trillion, twenty-two billion, two hundred twenty-one million, seven hundred fifty-seven thousand, eight hundred thirty-nine".