211404323313 has 24 divisors (see below), whose sum is σ = 305949571200. Its totient is φ = 140665114080.

The previous prime is 211404323311. The next prime is 211404323341. The reversal of 211404323313 is 313323404112.

It is a happy number.

211404323313 is a `hidden beast` number, since 2 + 11 + 404 + 3 + 233 + 13 = 666.

It is not a de Polignac number, because 211404323313 - 2¹ = 211404323311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211404323311) 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, 19570888 + ... + 19581686.

It is an arithmetic number, because the mean of its divisors is an integer number (12747898800).

Almost surely, 2^211404323313 is an apocalyptic number.

It is an amenable number.

211404323313 is a deficient number, since it is larger than the sum of its proper divisors (94545247887).

211404323313 is a wasteful number, since it uses less digits than its factorization.

211404323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14789 (or 14786 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 211404323313 its reverse (313323404112), we get a palindrome (524727727425).

The spelling of 211404323313 in words is "two hundred eleven billion, four hundred four million, three hundred twenty-three thousand, three hundred thirteen".