243112532000 has 96 divisors (see below), whose sum is σ = 643275897264. Its totient is φ = 89764608000.

The previous prime is 243112531979. The next prime is 243112532021. The reversal of 243112532000 is 235211342.

It is an interprime number because it is at equal distance from previous prime (243112531979) and next prime (243112532021).

It can be written as a sum of positive squares in 8 ways, for example, as 2702752144 + 240409779856 = 51988^2 + 490316^2 .

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, 2285621 + ... + 2389620.

Almost surely, 2^243112532000 is an apocalyptic number.

243112532000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243112532000 is an abundant number, since it is smaller than the sum of its proper divisors (400163365264).

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

243112532000 is a wasteful number, since it uses less digits than its factorization.

243112532000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4675279 (or 4675261 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 243112532000 its reverse (235211342), we get a palindrome (243347743342).

The spelling of 243112532000 in words is "two hundred forty-three billion, one hundred twelve million, five hundred thirty-two thousand".