243052212351 has 16 divisors (see below), whose sum is σ = 352386384896. Its totient is φ = 148118448096.

The previous prime is 243052212331. The next prime is 243052212397. The reversal of 243052212351 is 153212250342.

It is not a de Polignac number, because 243052212351 - 2⁹ = 243052211839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243052212331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30248935 + ... + 30256968.

It is an arithmetic number, because the mean of its divisors is an integer number (22024149056).

Almost surely, 2^243052212351 is an apocalyptic number.

243052212351 is a deficient number, since it is larger than the sum of its proper divisors (109334172545).

243052212351 is a wasteful number, since it uses less digits than its factorization.

243052212351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60506022.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 243052212351 its reverse (153212250342), we get a palindrome (396264462693).

The spelling of 243052212351 in words is "two hundred forty-three billion, fifty-two million, two hundred twelve thousand, three hundred fifty-one".