222320232311 has 8 divisors (see below), whose sum is σ = 231993414144. Its totient is φ = 212647640920.

The previous prime is 222320232293. The next prime is 222320232317. The reversal of 222320232311 is 113232023222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222320232311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222320232317) 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, 733910 + ... + 991596.

It is an arithmetic number, because the mean of its divisors is an integer number (28999176768).

Almost surely, 2^222320232311 is an apocalyptic number.

222320232311 is a deficient number, since it is larger than the sum of its proper divisors (9673181833).

222320232311 is a wasteful number, since it uses less digits than its factorization.

222320232311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295221.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 222320232311 its reverse (113232023222), we get a palindrome (335552255533).

The spelling of 222320232311 in words is "two hundred twenty-two billion, three hundred twenty million, two hundred thirty-two thousand, three hundred eleven".