243140241100 has 18 divisors (see below), whose sum is σ = 527614323404. Its totient is φ = 97256096400.

The previous prime is 243140241077. The next prime is 243140241119. The reversal of 243140241100 is 1142041342.

It is a happy number.

It is a super-2 number, since 2×243140241100² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1215701106 + ... + 1215701305.

Almost surely, 2^243140241100 is an apocalyptic number.

243140241100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243140241100 is an abundant number, since it is smaller than the sum of its proper divisors (284474082304).

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

243140241100 is a wasteful number, since it uses less digits than its factorization.

243140241100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431402425 (or 2431402418 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 243140241100 its reverse (1142041342), we get a palindrome (244282282442).

The spelling of 243140241100 in words is "two hundred forty-three billion, one hundred forty million, two hundred forty-one thousand, one hundred".