222140422 has 12 divisors (see below), whose sum is σ = 387612540. Its totient is φ = 95202996.

The previous prime is 222140363. The next prime is 222140423. The reversal of 222140422 is 224041222.

222140422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 222140422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222140423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1133272 + ... + 1133467.

It is an arithmetic number, because the mean of its divisors is an integer number (32301045).

Almost surely, 2^222140422 is an apocalyptic number.

222140422 is a deficient number, since it is larger than the sum of its proper divisors (165472118).

222140422 is a wasteful number, since it uses less digits than its factorization.

222140422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266755 (or 2266748 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 222140422 is about 14904.3759346039. The cubic root of 222140422 is about 605.6325347222.

Adding to 222140422 its reverse (224041222), we get a palindrome (446181644).

The spelling of 222140422 in words is "two hundred twenty-two million, one hundred forty thousand, four hundred twenty-two".