243132003020 has 12 divisors (see below), whose sum is σ = 510577206384. Its totient is φ = 97252801200.

The previous prime is 243132003007. The next prime is 243132003041. The reversal of 243132003020 is 20300231342.

It is a super-2 number, since 2×243132003020² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 12156600151 = 243132003020 / (2 + 4 + 3 + 1 + 3 + 2 + 0 + 0 + 3 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 243132002983 and 243132003001.

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, 6078300056 + ... + 6078300095.

It is an arithmetic number, because the mean of its divisors is an integer number (42548100532).

Almost surely, 2^243132003020 is an apocalyptic number.

243132003020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243132003020 is an abundant number, since it is smaller than the sum of its proper divisors (267445203364).

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

243132003020 is a wasteful number, since it uses less digits than its factorization.

243132003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12156600160 (or 12156600158 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 243132003020 its reverse (20300231342), we get a palindrome (263432234362).

The spelling of 243132003020 in words is "two hundred forty-three billion, one hundred thirty-two million, three thousand, twenty".