1022221201039 has 2 divisors, whose sum is σ = 1022221201040. Its totient is φ = 1022221201038.

The previous prime is 1022221201037. The next prime is 1022221201061. The reversal of 1022221201039 is 9301021222201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1022221201039 - 2¹ = 1022221201037 is a prime.

Together with 1022221201037, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022221201031) 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, 511110600519 + 511110600520.

It is an arithmetic number, because the mean of its divisors is an integer number (511110600520).

Almost surely, 2^{1022221201039} is an apocalyptic number.

1022221201039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022221201039 is an equidigital number, since it uses as much as digits as its factorization.

1022221201039 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 25.

The spelling of 1022221201039 in words is "one trillion, twenty-two billion, two hundred twenty-one million, two hundred one thousand, thirty-nine".