243300113433340 has 48 divisors (see below), whose sum is σ = 511458284574720. Its totient is φ = 97219469920320.

The previous prime is 243300113433337. The next prime is 243300113433383. The reversal of 243300113433340 is 43334311003342.

It is a super-2 number, since 2×243300113433340² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243300113433296 and 243300113433305.

It is a congruent 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, 971431369 + ... + 971681791.

It is an arithmetic number, because the mean of its divisors is an integer number (10655380928640).

Almost surely, 2^{243300113433340} is an apocalyptic number.

243300113433340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243300113433340 is an abundant number, since it is smaller than the sum of its proper divisors (268158171141380).

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

243300113433340 is a wasteful number, since it uses less digits than its factorization.

243300113433340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300442 (or 300440 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 243300113433340 its reverse (43334311003342), we get a palindrome (286634424436682).

The spelling of 243300113433340 in words is "two hundred forty-three trillion, three hundred billion, one hundred thirteen million, four hundred thirty-three thousand, three hundred forty".