243121245314 has 8 divisors (see below), whose sum is σ = 369677510220. Its totient is φ = 119895408576.

The previous prime is 243121245287. The next prime is 243121245331. The reversal of 243121245314 is 413542121342.

It can be written as a sum of positive squares in 2 ways, for example, as 242590726225 + 530519089 = 492535^2 + 23033^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 832606859 + ... + 832607150.

Almost surely, 2^243121245314 is an apocalyptic number.

243121245314 is a deficient number, since it is larger than the sum of its proper divisors (126556264906).

243121245314 is a wasteful number, since it uses less digits than its factorization.

243121245314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665214084.

The product of its digits is 23040, while the sum is 32.

Adding to 243121245314 its reverse (413542121342), we get a palindrome (656663366656).

The spelling of 243121245314 in words is "two hundred forty-three billion, one hundred twenty-one million, two hundred forty-five thousand, three hundred fourteen".