243430012099 has 8 divisors (see below), whose sum is σ = 243678580848. Its totient is φ = 243181570560.

The previous prime is 243430012097. The next prime is 243430012103. The reversal of 243430012099 is 990210034342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243430012099 - 2¹ = 243430012097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243430012097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4061719 + ... + 4121215.

It is an arithmetic number, because the mean of its divisors is an integer number (30459822606).

Almost surely, 2^243430012099 is an apocalyptic number.

243430012099 is a deficient number, since it is larger than the sum of its proper divisors (248568749).

243430012099 is a wasteful number, since it uses less digits than its factorization.

243430012099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63605.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 243430012099 in words is "two hundred forty-three billion, four hundred thirty million, twelve thousand, ninety-nine".