211341402068 has 6 divisors (see below), whose sum is σ = 369847453626. Its totient is φ = 105670701032.

The previous prime is 211341402067. The next prime is 211341402071. The reversal of 211341402068 is 860204143112.

It can be written as a sum of positive squares in only one way, i.e., 139231967044 + 72109435024 = 373138^2 + 268532^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211341402067) 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, 26417675255 + ... + 26417675262.

It is an arithmetic number, because the mean of its divisors is an integer number (61641242271).

Almost surely, 2^211341402068 is an apocalyptic number.

It is an amenable number.

211341402068 is a deficient number, since it is larger than the sum of its proper divisors (158506051558).

211341402068 is a wasteful number, since it uses less digits than its factorization.

211341402068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52835350521 (or 52835350519 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 211341402068 in words is "two hundred eleven billion, three hundred forty-one million, four hundred two thousand, sixty-eight".