211031212039 has 2 divisors, whose sum is σ = 211031212040. Its totient is φ = 211031212038.

The previous prime is 211031211983. The next prime is 211031212079. The reversal of 211031212039 is 930212130112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211031212039 - 2⁹ = 211031211527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211031212079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105515606019 + 105515606020.

It is an arithmetic number, because the mean of its divisors is an integer number (105515606020).

Almost surely, 2^211031212039 is an apocalyptic number.

211031212039 is a deficient number, since it is larger than the sum of its proper divisors (1).

211031212039 is an equidigital number, since it uses as much as digits as its factorization.

211031212039 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 25.

The spelling of 211031212039 in words is "two hundred eleven billion, thirty-one million, two hundred twelve thousand, thirty-nine".