222443140312 has 8 divisors (see below), whose sum is σ = 417080888100. Its totient is φ = 111221570152.

The previous prime is 222443140291. The next prime is 222443140313. The reversal of 222443140312 is 213041344222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222443140313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13902696262 + ... + 13902696277.

Almost surely, 2^222443140312 is an apocalyptic number.

It is an amenable number.

222443140312 is a deficient number, since it is larger than the sum of its proper divisors (194637747788).

222443140312 is a wasteful number, since it uses less digits than its factorization.

222443140312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27805392545 (or 27805392541 counting only the distinct ones).

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

Adding to 222443140312 its reverse (213041344222), we get a palindrome (435484484534).

The spelling of 222443140312 in words is "two hundred twenty-two billion, four hundred forty-three million, one hundred forty thousand, three hundred twelve".