213422044011 has 16 divisors (see below), whose sum is σ = 328692774528. Its totient is φ = 121738064000.

The previous prime is 213422044009. The next prime is 213422044037. The reversal of 213422044011 is 110440224312.

It is a cyclic number.

It is not a de Polignac number, because 213422044011 - 2¹ = 213422044009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213422044001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190215165 + ... + 190216286.

It is an arithmetic number, because the mean of its divisors is an integer number (20543298408).

Almost surely, 2^213422044011 is an apocalyptic number.

213422044011 is a deficient number, since it is larger than the sum of its proper divisors (115270730517).

213422044011 is a wasteful number, since it uses less digits than its factorization.

213422044011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380431482.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 213422044011 its reverse (110440224312), we get a palindrome (323862268323).

The spelling of 213422044011 in words is "two hundred thirteen billion, four hundred twenty-two million, forty-four thousand, eleven".