16213336223 has 4 divisors (see below), whose sum is σ = 18529527120. Its totient is φ = 13897145328.

The previous prime is 16213336219. The next prime is 16213336241. The reversal of 16213336223 is 32263331261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32263331261 = 7 ⋅4609047323.

It is a cyclic number.

It is not a de Polignac number, because 16213336223 - 2² = 16213336219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16213336223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16213336123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1158095438 + ... + 1158095451.

It is an arithmetic number, because the mean of its divisors is an integer number (4632381780).

Almost surely, 2^16213336223 is an apocalyptic number.

16213336223 is a deficient number, since it is larger than the sum of its proper divisors (2316190897).

16213336223 is an equidigital number, since it uses as much as digits as its factorization.

16213336223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316190896.

The product of its digits is 23328, while the sum is 32.

Adding to 16213336223 its reverse (32263331261), we get a palindrome (48476667484).

The spelling of 16213336223 in words is "sixteen billion, two hundred thirteen million, three hundred thirty-six thousand, two hundred twenty-three".