211442405359 has 2 divisors, whose sum is σ = 211442405360. Its totient is φ = 211442405358.

The previous prime is 211442405327. The next prime is 211442405381. The reversal of 211442405359 is 953504244112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211442405359 - 2⁵ = 211442405327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211442405959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105721202679 + 105721202680.

It is an arithmetic number, because the mean of its divisors is an integer number (105721202680).

Almost surely, 2^211442405359 is an apocalyptic number.

211442405359 is a deficient number, since it is larger than the sum of its proper divisors (1).

211442405359 is an equidigital number, since it uses as much as digits as its factorization.

211442405359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 211442405359 in words is "two hundred eleven billion, four hundred forty-two million, four hundred five thousand, three hundred fifty-nine".