213322120111 has 8 divisors (see below), whose sum is σ = 217879257024. Its totient is φ = 208765748640.

The previous prime is 213322120043. The next prime is 213322120117. The reversal of 213322120111 is 111021223312.

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 213322120111 - 2⁹ = 213322119599 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 (213322120117) 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, 390681 + ... + 761101.

It is an arithmetic number, because the mean of its divisors is an integer number (27234907128).

Almost surely, 2^213322120111 is an apocalyptic number.

213322120111 is a deficient number, since it is larger than the sum of its proper divisors (4557136913).

213322120111 is a wasteful number, since it uses less digits than its factorization.

213322120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382721.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 213322120111 its reverse (111021223312), we get a palindrome (324343343423).

The spelling of 213322120111 in words is "two hundred thirteen billion, three hundred twenty-two million, one hundred twenty thousand, one hundred eleven".