223312031313203 has 12 divisors (see below), whose sum is σ = 260781921121032. Its totient is φ = 190665525335040.

The previous prime is 223312031313169. The next prime is 223312031313209. The reversal of 223312031313203 is 302313130213322.

It is a de Polignac number, because none of the positive numbers 2^k-223312031313203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223312031313209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8866501793 + ... + 8866526978.

It is an arithmetic number, because the mean of its divisors is an integer number (21731826760086).

Almost surely, 2^{223312031313203} is an apocalyptic number.

223312031313203 is a deficient number, since it is larger than the sum of its proper divisors (37469889807829).

223312031313203 is a wasteful number, since it uses less digits than its factorization.

223312031313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17733029042 (or 17733029035 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 223312031313203 its reverse (302313130213322), we get a palindrome (525625161526525).

The spelling of 223312031313203 in words is "two hundred twenty-three trillion, three hundred twelve billion, thirty-one million, three hundred thirteen thousand, two hundred three".