211364206043 has 4 divisors (see below), whose sum is σ = 222488637960. Its totient is φ = 200239774128.

The previous prime is 211364206021. The next prime is 211364206063. The reversal of 211364206043 is 340602463112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211364206043 - 2¹² = 211364201947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211364206003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5562215930 + ... + 5562215967.

It is an arithmetic number, because the mean of its divisors is an integer number (55622159490).

Almost surely, 2^211364206043 is an apocalyptic number.

211364206043 is a deficient number, since it is larger than the sum of its proper divisors (11124431917).

211364206043 is a wasteful number, since it uses less digits than its factorization.

211364206043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11124431916.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 211364206043 its reverse (340602463112), we get a palindrome (551966669155).

The spelling of 211364206043 in words is "two hundred eleven billion, three hundred sixty-four million, two hundred six thousand, forty-three".