222233012 has 6 divisors (see below), whose sum is σ = 388907778. Its totient is φ = 111116504.

The previous prime is 222233009. The next prime is 222233021. The reversal of 222233012 is 210332222.

222233012 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., 211237156 + 10995856 = 14534^2 + 3316^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27779123 + ... + 27779130.

It is an arithmetic number, because the mean of its divisors is an integer number (64817963).

Almost surely, 2^222233012 is an apocalyptic number.

It is an amenable number.

222233012 is a deficient number, since it is larger than the sum of its proper divisors (166674766).

222233012 is a wasteful number, since it uses less digits than its factorization.

222233012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55558257 (or 55558255 counting only the distinct ones).

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

The square root of 222233012 is about 14907.4817457544. The cubic root of 222233012 is about 605.7166672824.

Adding to 222233012 its reverse (210332222), we get a palindrome (432565234).

The spelling of 222233012 in words is "two hundred twenty-two million, two hundred thirty-three thousand, twelve".