243201340030 has 48 divisors (see below), whose sum is σ = 494181737280. Its totient is φ = 86046649920.

The previous prime is 243201340001. The next prime is 243201340073. The reversal of 243201340030 is 30043102342.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 243201339983 and 243201340010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2671350 + ... + 2760889.

It is an arithmetic number, because the mean of its divisors is an integer number (10295452860).

Almost surely, 2^243201340030 is an apocalyptic number.

243201340030 is an abundant number, since it is smaller than the sum of its proper divisors (250980397250).

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

243201340030 is a wasteful number, since it uses less digits than its factorization.

243201340030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5432305 (or 5432294 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 243201340030 its reverse (30043102342), we get a palindrome (273244442372).

The spelling of 243201340030 in words is "two hundred forty-three billion, two hundred one million, three hundred forty thousand, thirty".