223223012 has 6 divisors (see below), whose sum is σ = 390640278. Its totient is φ = 111611504.

The previous prime is 223223003. The next prime is 223223023. The reversal of 223223012 is 210322322.

223223012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 118897216 + 104325796 = 10904^2 + 10214^2 .

It is a super-3 number, since 3×223223012³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27902873 + ... + 27902880.

It is an arithmetic number, because the mean of its divisors is an integer number (65106713).

Almost surely, 2^223223012 is an apocalyptic number.

It is an amenable number.

223223012 is a deficient number, since it is larger than the sum of its proper divisors (167417266).

223223012 is a wasteful number, since it uses less digits than its factorization.

223223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55805757 (or 55805755 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 223223012 is about 14940.6496512033. The cubic root of 223223012 is about 606.6147805455.

Adding to 223223012 its reverse (210322322), we get a palindrome (433545334).

The spelling of 223223012 in words is "two hundred twenty-three million, two hundred twenty-three thousand, twelve".