211340243301 has 24 divisors (see below), whose sum is σ = 309759902592. Its totient is φ = 128073792000.

The previous prime is 211340243273. The next prime is 211340243311. The reversal of 211340243301 is 103342043112.

It is a happy number.

It is not a de Polignac number, because 211340243301 - 2⁷ = 211340243173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211340243311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6272901 + ... + 6306501.

It is an arithmetic number, because the mean of its divisors is an integer number (12906662608).

Almost surely, 2^211340243301 is an apocalyptic number.

It is an amenable number.

211340243301 is a deficient number, since it is larger than the sum of its proper divisors (98419659291).

211340243301 is a wasteful number, since it uses less digits than its factorization.

211340243301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50953 (or 50942 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 211340243301 its reverse (103342043112), we get a palindrome (314682286413).

The spelling of 211340243301 in words is "two hundred eleven billion, three hundred forty million, two hundred forty-three thousand, three hundred one".