221002010039 has 2 divisors, whose sum is σ = 221002010040. Its totient is φ = 221002010038.

The previous prime is 221002010011. The next prime is 221002010051. The reversal of 221002010039 is 930010200122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221002010039 - 2⁸ = 221002009783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221002010039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221002010639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110501005019 + 110501005020.

It is an arithmetic number, because the mean of its divisors is an integer number (110501005020).

Almost surely, 2^221002010039 is an apocalyptic number.

221002010039 is a deficient number, since it is larger than the sum of its proper divisors (1).

221002010039 is an equidigital number, since it uses as much as digits as its factorization.

221002010039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 221002010039 in words is "two hundred twenty-one billion, two million, ten thousand, thirty-nine".