222001444444 has 24 divisors (see below), whose sum is σ = 418549818960. Its totient is φ = 102422413824.

The previous prime is 222001444439. The next prime is 222001444451. The reversal of 222001444444 is 444444100222.

It is a happy number.

222001444444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 693589 + ... + 961804.

It is an arithmetic number, because the mean of its divisors is an integer number (17439575790).

Almost surely, 2^222001444444 is an apocalyptic number.

It is an amenable number.

222001444444 is a deficient number, since it is larger than the sum of its proper divisors (196548374516).

222001444444 is a wasteful number, since it uses less digits than its factorization.

222001444444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657989 (or 1657987 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 31.

Adding to 222001444444 its reverse (444444100222), we get a palindrome (666445544666).

The spelling of 222001444444 in words is "two hundred twenty-two billion, one million, four hundred forty-four thousand, four hundred forty-four".