223222143412 has 24 divisors (see below), whose sum is σ = 392449163400. Its totient is φ = 111094663680.

The previous prime is 223222143401. The next prime is 223222143427. The reversal of 223222143412 is 214341222322.

It can be written as a sum of positive squares in 4 ways, for example, as 24694865316 + 198527278096 = 157146^2 + 445564^2 .

It is a super-3 number, since 3×223222143412³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947214 + ... + 1159162.

It is an arithmetic number, because the mean of its divisors is an integer number (16352048475).

Almost surely, 2^223222143412 is an apocalyptic number.

It is an amenable number.

223222143412 is a deficient number, since it is larger than the sum of its proper divisors (169227019988).

223222143412 is a wasteful number, since it uses less digits than its factorization.

223222143412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213171 (or 213169 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

Adding to 223222143412 its reverse (214341222322), we get a palindrome (437563365734).

The spelling of 223222143412 in words is "two hundred twenty-three billion, two hundred twenty-two million, one hundred forty-three thousand, four hundred twelve".