243032302133420 has 48 divisors (see below), whose sum is σ = 515732773775520. Its totient is φ = 96191429658624.

The previous prime is 243032302133371. The next prime is 243032302133441. The reversal of 243032302133420 is 24331203230342.

It is a happy 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, 2885315 + ... + 22234874.

It is an arithmetic number, because the mean of its divisors is an integer number (10744432786990).

Almost surely, 2^{243032302133420} is an apocalyptic number.

243032302133420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243032302133420 is an abundant number, since it is smaller than the sum of its proper divisors (272700471642100).

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

243032302133420 is a wasteful number, since it uses less digits than its factorization.

243032302133420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25125282 (or 25125280 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 243032302133420 its reverse (24331203230342), we get a palindrome (267363505363762).

The spelling of 243032302133420 in words is "two hundred forty-three trillion, thirty-two billion, three hundred two million, one hundred thirty-three thousand, four hundred twenty".