200100512240 has 20 divisors (see below), whose sum is σ = 465233691144. Its totient is φ = 80040204864.

The previous prime is 200100512231. The next prime is 200100512257. The reversal of 200100512240 is 42215001002.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

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, 1250628122 + ... + 1250628281.

Almost surely, 2^200100512240 is an apocalyptic number.

200100512240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200100512240 is an abundant number, since it is smaller than the sum of its proper divisors (265133178904).

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

200100512240 is a wasteful number, since it uses less digits than its factorization.

200100512240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501256416 (or 2501256410 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 200100512240 its reverse (42215001002), we get a palindrome (242315513242).

The spelling of 200100512240 in words is "two hundred billion, one hundred million, five hundred twelve thousand, two hundred forty".