243301111012 has 6 divisors (see below), whose sum is σ = 425776944278. Its totient is φ = 121650555504.

The previous prime is 243301110967. The next prime is 243301111057. The reversal of 243301111012 is 210111103342.

It is an interprime number because it is at equal distance from previous prime (243301110967) and next prime (243301111057).

It can be written as a sum of positive squares in only one way, i.e., 149943975076 + 93357135936 = 387226^2 + 305544^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30412638873 + ... + 30412638880.

Almost surely, 2^243301111012 is an apocalyptic number.

It is an amenable number.

243301111012 is a deficient number, since it is larger than the sum of its proper divisors (182475833266).

243301111012 is a wasteful number, since it uses less digits than its factorization.

243301111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60825277757 (or 60825277755 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 243301111012 its reverse (210111103342), we get a palindrome (453412214354).

The spelling of 243301111012 in words is "two hundred forty-three billion, three hundred one million, one hundred eleven thousand, twelve".