213043411004311 has 4 divisors (see below), whose sum is σ = 213052558054824. Its totient is φ = 213034263953800.

The previous prime is 213043411004309. The next prime is 213043411004327. The reversal of 213043411004311 is 113400114340312.

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 213043411004311 - 2¹ = 213043411004309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213043411004311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213043411004371) 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 in 3 ways as a sum of consecutive naturals, for example, 4573490320 + ... + 4573536901.

It is an arithmetic number, because the mean of its divisors is an integer number (53263139513706).

Almost surely, 2^{213043411004311} is an apocalyptic number.

213043411004311 is a deficient number, since it is larger than the sum of its proper divisors (9147050513).

213043411004311 is an equidigital number, since it uses as much as digits as its factorization.

213043411004311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9147050512.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 213043411004311 its reverse (113400114340312), we get a palindrome (326443525344623).

The spelling of 213043411004311 in words is "two hundred thirteen trillion, forty-three billion, four hundred eleven million, four thousand, three hundred eleven".