1002101210039 has 2 divisors, whose sum is σ = 1002101210040. Its totient is φ = 1002101210038.

The previous prime is 1002101210003. The next prime is 1002101210141. The reversal of 1002101210039 is 9300121012001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002101210039 - 2⁸ = 1002101209783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002101210039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002101210939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501050605019 + 501050605020.

It is an arithmetic number, because the mean of its divisors is an integer number (501050605020).

Almost surely, 2^{1002101210039} is an apocalyptic number.

1002101210039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002101210039 is an equidigital number, since it uses as much as digits as its factorization.

1002101210039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 1002101210039 in words is "one trillion, two billion, one hundred one million, two hundred ten thousand, thirty-nine".