243214211071513 has 4 divisors (see below), whose sum is σ = 265324593896208. Its totient is φ = 221103828246820.

The previous prime is 243214211071511. The next prime is 243214211071547. The reversal of 243214211071513 is 315170112412342.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 243214211071513 - 2¹ = 243214211071511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243214211071511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11055191412331 + ... + 11055191412352.

It is an arithmetic number, because the mean of its divisors is an integer number (66331148474052).

Almost surely, 2^{243214211071513} is an apocalyptic number.

It is an amenable number.

243214211071513 is a deficient number, since it is larger than the sum of its proper divisors (22110382824695).

243214211071513 is a wasteful number, since it uses less digits than its factorization.

243214211071513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22110382824694.

The product of its (nonzero) digits is 40320, while the sum is 37.

Adding to 243214211071513 its reverse (315170112412342), we get a palindrome (558384323483855).

The spelling of 243214211071513 in words is "two hundred forty-three trillion, two hundred fourteen billion, two hundred eleven million, seventy-one thousand, five hundred thirteen".