213321422111 has 8 divisors (see below), whose sum is σ = 256627274880. Its totient is φ = 173223410328.

The previous prime is 213321422071. The next prime is 213321422131. The reversal of 213321422111 is 111224123312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213321422111 - 2⁶ = 213321422047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213321422131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 801960101 + ... + 801960366.

It is an arithmetic number, because the mean of its divisors is an integer number (32078409360).

Almost surely, 2^213321422111 is an apocalyptic number.

213321422111 is a deficient number, since it is larger than the sum of its proper divisors (43305852769).

213321422111 is a wasteful number, since it uses less digits than its factorization.

213321422111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603920493.

The product of its digits is 576, while the sum is 23.

Adding to 213321422111 its reverse (111224123312), we get a palindrome (324545545423).

The spelling of 213321422111 in words is "two hundred thirteen billion, three hundred twenty-one million, four hundred twenty-two thousand, one hundred eleven".