243431442202 has 16 divisors (see below), whose sum is σ = 398773936512. Its totient is φ = 110770536240.

The previous prime is 243431442167. The next prime is 243431442203. The reversal of 243431442202 is 202244134342.

It is not an unprimeable number, because it can be changed into a prime (243431442203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65932998 + ... + 65936689.

It is an arithmetic number, because the mean of its divisors is an integer number (24923371032).

Almost surely, 2^243431442202 is an apocalyptic number.

243431442202 is a deficient number, since it is larger than the sum of its proper divisors (155342494310).

243431442202 is a wasteful number, since it uses less digits than its factorization.

243431442202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131869773.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 243431442202 its reverse (202244134342), we get a palindrome (445675576544).

The spelling of 243431442202 in words is "two hundred forty-three billion, four hundred thirty-one million, four hundred forty-two thousand, two hundred two".