1002221020039 has 2 divisors, whose sum is σ = 1002221020040. Its totient is φ = 1002221020038.

The previous prime is 1002221020027. The next prime is 1002221020061. The reversal of 1002221020039 is 9300201222001.

It is an a-pointer prime, because the next prime (1002221020061) can be obtained adding 1002221020039 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002221020039 - 2¹⁷ = 1002220888967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002221023039) 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, 501110510019 + 501110510020.

It is an arithmetic number, because the mean of its divisors is an integer number (501110510020).

Almost surely, 2^{1002221020039} is an apocalyptic number.

1002221020039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002221020039 is an equidigital number, since it uses as much as digits as its factorization.

1002221020039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The spelling of 1002221020039 in words is "one trillion, two billion, two hundred twenty-one million, twenty thousand, thirty-nine".