243132203432 has 16 divisors (see below), whose sum is σ = 455883761760. Its totient is φ = 121563200304.

The previous prime is 243132203411. The next prime is 243132203467. The reversal of 243132203432 is 234302231342.

It is a super-2 number, since 2×243132203432² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243132203395 and 243132203404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16823 + ... + 697529.

It is an arithmetic number, because the mean of its divisors is an integer number (28492735110).

Almost surely, 2^243132203432 is an apocalyptic number.

It is an amenable number.

243132203432 is a deficient number, since it is larger than the sum of its proper divisors (212751558328).

243132203432 is a wasteful number, since it uses less digits than its factorization.

243132203432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725360 (or 725356 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 243132203432 its reverse (234302231342), we get a palindrome (477434434774).

The spelling of 243132203432 in words is "two hundred forty-three billion, one hundred thirty-two million, two hundred three thousand, four hundred thirty-two".