243201054512 has 40 divisors (see below), whose sum is σ = 508535170416. Its totient is φ = 112006238976.

The previous prime is 243201054479. The next prime is 243201054529. The reversal of 243201054512 is 215450102342.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1154723 + ... + 1348994.

Almost surely, 2^243201054512 is an apocalyptic number.

It is an amenable number.

243201054512 is an abundant number, since it is smaller than the sum of its proper divisors (265334115904).

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

243201054512 is a wasteful number, since it uses less digits than its factorization.

243201054512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504205 (or 2504199 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 243201054512 its reverse (215450102342), we get a palindrome (458651156854).

The spelling of 243201054512 in words is "two hundred forty-three billion, two hundred one million, fifty-four thousand, five hundred twelve".