243045243212 has 12 divisors (see below), whose sum is σ = 425333178816. Its totient is φ = 121521477840.

The previous prime is 243045243193. The next prime is 243045243229. The reversal of 243045243212 is 212342540342.

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, 348662 + ... + 779522.

It is an arithmetic number, because the mean of its divisors is an integer number (35444431568).

Almost surely, 2^243045243212 is an apocalyptic number.

It is an amenable number.

243045243212 is a deficient number, since it is larger than the sum of its proper divisors (182287935604).

243045243212 is a wasteful number, since it uses less digits than its factorization.

243045243212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571888 (or 571886 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 243045243212 its reverse (212342540342), we get a palindrome (455387783554).

The spelling of 243045243212 in words is "two hundred forty-three billion, forty-five million, two hundred forty-three thousand, two hundred twelve".