1233221222 has 8 divisors (see below), whose sum is σ = 1930259376. Its totient is φ = 589801432.

The previous prime is 1233221219. The next prime is 1233221251. The reversal of 1233221222 is 2221223321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1233221194 and 1233221203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13404533 + ... + 13404624.

It is an arithmetic number, because the mean of its divisors is an integer number (241282422).

Almost surely, 2^1233221222 is an apocalyptic number.

1233221222 is a deficient number, since it is larger than the sum of its proper divisors (697038154).

1233221222 is a wasteful number, since it uses less digits than its factorization.

1233221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26809182.

The product of its digits is 576, while the sum is 20.

The square root of 1233221222 is about 35117.2496360407. The cubic root of 1233221222 is about 1072.3757796299.

Adding to 1233221222 its reverse (2221223321), we get a palindrome (3454444543).

The spelling of 1233221222 in words is "one billion, two hundred thirty-three million, two hundred twenty-one thousand, two hundred twenty-two".