221002220210039 has 2 divisors, whose sum is σ = 221002220210040. Its totient is φ = 221002220210038.

The previous prime is 221002220209879. The next prime is 221002220210053. The reversal of 221002220210039 is 930012022200122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221002220210039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221002220210069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110501110105019 + 110501110105020.

It is an arithmetic number, because the mean of its divisors is an integer number (110501110105020).

Almost surely, 2^{221002220210039} is an apocalyptic number.

221002220210039 is a deficient number, since it is larger than the sum of its proper divisors (1).

221002220210039 is an equidigital number, since it uses as much as digits as its factorization.

221002220210039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 221002220210039 in words is "two hundred twenty-one trillion, two billion, two hundred twenty million, two hundred ten thousand, thirty-nine".