223351223206 has 4 divisors (see below), whose sum is σ = 335026834812. Its totient is φ = 111675611602.

The previous prime is 223351223197. The next prime is 223351223213. The reversal of 223351223206 is 602322153322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55837805800 + ... + 55837805803.

It is an arithmetic number, because the mean of its divisors is an integer number (83756708703).

Almost surely, 2^223351223206 is an apocalyptic number.

223351223206 is a deficient number, since it is larger than the sum of its proper divisors (111675611606).

223351223206 is a wasteful number, since it uses less digits than its factorization.

223351223206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111675611605.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 223351223206 its reverse (602322153322), we get a palindrome (825673376528).

The spelling of 223351223206 in words is "two hundred twenty-three billion, three hundred fifty-one million, two hundred twenty-three thousand, two hundred six".