243230012122 has 16 divisors (see below), whose sum is σ = 367324208712. Its totient is φ = 120789264960.

The previous prime is 243230012119. The next prime is 243230012143. The reversal of 243230012122 is 221210032342.

243230012122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 167092095361 + 76137916761 = 408769^2 + 275931^2 .

It is a junction number, because it is equal to n+sod(n) for n = 243230012093 and 243230012102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584968 + ... + 910300.

Almost surely, 2^243230012122 is an apocalyptic number.

243230012122 is a deficient number, since it is larger than the sum of its proper divisors (124094196590).

243230012122 is a wasteful number, since it uses less digits than its factorization.

243230012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327873.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 243230012122 its reverse (221210032342), we get a palindrome (464440044464).

The spelling of 243230012122 in words is "two hundred forty-three billion, two hundred thirty million, twelve thousand, one hundred twenty-two".