212021003039 has 2 divisors, whose sum is σ = 212021003040. Its totient is φ = 212021003038.

The previous prime is 212021003011. The next prime is 212021003041. The reversal of 212021003039 is 930300120212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212021003039 - 2⁸ = 212021002783 is a prime.

Together with 212021003041, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212021003069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010501519 + 106010501520.

It is an arithmetic number, because the mean of its divisors is an integer number (106010501520).

Almost surely, 2^212021003039 is an apocalyptic number.

212021003039 is a deficient number, since it is larger than the sum of its proper divisors (1).

212021003039 is an equidigital number, since it uses as much as digits as its factorization.

212021003039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 212021003039 in words is "two hundred twelve billion, twenty-one million, three thousand, thirty-nine".