243140203301100 has 72 divisors (see below), whose sum is σ = 803983605589248. Its totient is φ = 55574903611200.

The previous prime is 243140203301077. The next prime is 243140203301113. The reversal of 243140203301100 is 1103302041342.

It is a happy number.

It is a super-3 number, since 3×243140203301100³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57890522496 + ... + 57890526695.

Almost surely, 2^{243140203301100} is an apocalyptic number.

243140203301100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243140203301100 is an abundant number, since it is smaller than the sum of its proper divisors (560843402288148).

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

243140203301100 is a wasteful number, since it uses less digits than its factorization.

243140203301100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115781049215 (or 115781049208 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 243140203301100 its reverse (1103302041342), we get a palindrome (244243505342442).

The spelling of 243140203301100 in words is "two hundred forty-three trillion, one hundred forty billion, two hundred three million, three hundred one thousand, one hundred".