243130013304 has 32 divisors (see below), whose sum is σ = 607891067520. Its totient is φ = 81034533216.

The previous prime is 243130013267. The next prime is 243130013333. The reversal of 243130013304 is 403310031342.

It is a super-2 number, since 2×243130013304² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 322852 + ... + 768435.

It is an arithmetic number, because the mean of its divisors is an integer number (18996595860).

Almost surely, 2^243130013304 is an apocalyptic number.

243130013304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

243130013304 is an abundant number, since it is smaller than the sum of its proper divisors (364761054216).

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

243130013304 is a wasteful number, since it uses less digits than its factorization.

243130013304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100579 (or 1100575 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 243130013304 its reverse (403310031342), we get a palindrome (646440044646).

The spelling of 243130013304 in words is "two hundred forty-three billion, one hundred thirty million, thirteen thousand, three hundred four".