211380601814 has 16 divisors (see below), whose sum is σ = 320394259248. Its totient is φ = 104582886912.

The previous prime is 211380601813. The next prime is 211380601841. The reversal of 211380601814 is 418106083112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211380601813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087202 + ... + 1266794.

It is an arithmetic number, because the mean of its divisors is an integer number (20024641203).

Almost surely, 2^211380601814 is an apocalyptic number.

211380601814 is a deficient number, since it is larger than the sum of its proper divisors (109013657434).

211380601814 is a wasteful number, since it uses less digits than its factorization.

211380601814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185759.

The product of its (nonzero) digits is 9216, while the sum is 35.

Adding to 211380601814 its reverse (418106083112), we get a palindrome (629486684926).

The spelling of 211380601814 in words is "two hundred eleven billion, three hundred eighty million, six hundred one thousand, eight hundred fourteen".