211986744703 has 2 divisors, whose sum is σ = 211986744704. Its totient is φ = 211986744702.

The previous prime is 211986744689. The next prime is 211986744709. The reversal of 211986744703 is 307447689112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211986744703 - 2⁹ = 211986744191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211986744709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105993372351 + 105993372352.

It is an arithmetic number, because the mean of its divisors is an integer number (105993372352).

Almost surely, 2^211986744703 is an apocalyptic number.

211986744703 is a deficient number, since it is larger than the sum of its proper divisors (1).

211986744703 is an equidigital number, since it uses as much as digits as its factorization.

211986744703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 211986744703 in words is "two hundred eleven billion, nine hundred eighty-six million, seven hundred forty-four thousand, seven hundred three".