243443412212 has 48 divisors (see below), whose sum is σ = 572006908032. Its totient is φ = 87552074880.

The previous prime is 243443412169. The next prime is 243443412227. The reversal of 243443412212 is 212214344342.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30396023 + ... + 30404030.

It is an arithmetic number, because the mean of its divisors is an integer number (11916810584).

Almost surely, 2^243443412212 is an apocalyptic number.

243443412212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

243443412212 is an abundant number, since it is smaller than the sum of its proper divisors (328563495820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243443412212 is a wasteful number, since it uses less digits than its factorization.

243443412212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60800088 (or 60800086 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

Adding to 243443412212 its reverse (212214344342), we get a palindrome (455657756554).

The spelling of 243443412212 in words is "two hundred forty-three billion, four hundred forty-three million, four hundred twelve thousand, two hundred twelve".