243213353050 has 12 divisors (see below), whose sum is σ = 452376836766. Its totient is φ = 97285341200.

The previous prime is 243213353021. The next prime is 243213353057. The reversal of 243213353050 is 50353312342.

It can be written as a sum of positive squares in 3 ways, for example, as 222737746401 + 20475606649 = 471951^2 + 143093^2 .

It is not an unprimeable number, because it can be changed into a prime (243213353057) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2432133481 + ... + 2432133580.

Almost surely, 2^243213353050 is an apocalyptic number.

243213353050 is a deficient number, since it is larger than the sum of its proper divisors (209163483716).

243213353050 is a wasteful number, since it uses less digits than its factorization.

243213353050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864267073 (or 4864267068 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 243213353050 its reverse (50353312342), we get a palindrome (293566665392).

The spelling of 243213353050 in words is "two hundred forty-three billion, two hundred thirteen million, three hundred fifty-three thousand, fifty".