223223323312 has 40 divisors (see below), whose sum is σ = 478276151760. Its totient is φ = 100075207680.

The previous prime is 223223323231. The next prime is 223223323313. The reversal of 223223323312 is 213323322322.

It is a happy number.

It is a super-3 number, since 3×223223323312³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223223323313) 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, 8674237 + ... + 8699932.

It is an arithmetic number, because the mean of its divisors is an integer number (11956903794).

Almost surely, 2^223223323312 is an apocalyptic number.

223223323312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

223223323312 is an abundant number, since it is smaller than the sum of its proper divisors (255052828448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223223323312 is a wasteful number, since it uses less digits than its factorization.

223223323312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17374261 (or 17374255 counting only the distinct ones).

The product of its digits is 15552, while the sum is 28.

Adding to 223223323312 its reverse (213323322322), we get a palindrome (436546645634).

It can be divided in two parts, 223223 and 323312, that added together give a triangular number (546535 = T₁₀₄₅).

The spelling of 223223323312 in words is "two hundred twenty-three billion, two hundred twenty-three million, three hundred twenty-three thousand, three hundred twelve".