213320011111 has 8 divisors (see below), whose sum is σ = 220221517824. Its totient is φ = 206419767960.

The previous prime is 213320011067. The next prime is 213320011147. The reversal of 213320011111 is 111110023312.

It is a happy number.

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 213320011111 - 2²⁷ = 213185793383 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 (213320051111) 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, 33366 + ... + 654028.

It is an arithmetic number, because the mean of its divisors is an integer number (27527689728).

Almost surely, 2^213320011111 is an apocalyptic number.

213320011111 is a deficient number, since it is larger than the sum of its proper divisors (6901506713).

213320011111 is a wasteful number, since it uses less digits than its factorization.

213320011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631781.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 213320011111 its reverse (111110023312), we get a palindrome (324430034423).

The spelling of 213320011111 in words is "two hundred thirteen billion, three hundred twenty million, eleven thousand, one hundred eleven".