243047665222 has 16 divisors (see below), whose sum is σ = 367874877312. Its totient is φ = 120423157120.

The previous prime is 243047665199. The next prime is 243047665283. The reversal of 243047665222 is 222566740342.

It is a happy number.

243047665222 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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991947 + ... + 1212457.

It is an arithmetic number, because the mean of its divisors is an integer number (22992179832).

Almost surely, 2^243047665222 is an apocalyptic number.

243047665222 is a deficient number, since it is larger than the sum of its proper divisors (124827212090).

243047665222 is a wasteful number, since it uses less digits than its factorization.

243047665222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225503.

The product of its (nonzero) digits is 967680, while the sum is 43.

The spelling of 243047665222 in words is "two hundred forty-three billion, forty-seven million, six hundred sixty-five thousand, two hundred twenty-two".