243313130100 has 36 divisors (see below), whose sum is σ = 703985990624. Its totient is φ = 64883501280.

The previous prime is 243313130087. The next prime is 243313130131. The reversal of 243313130100 is 1031313342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 405521584 + ... + 405522183.

Almost surely, 2^243313130100 is an apocalyptic number.

243313130100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243313130100 is an abundant number, since it is smaller than the sum of its proper divisors (460672860524).

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

243313130100 is a wasteful number, since it uses less digits than its factorization.

243313130100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811043784 (or 811043777 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 243313130100 its reverse (1031313342), we get a palindrome (244344443442).

The spelling of 243313130100 in words is "two hundred forty-three billion, three hundred thirteen million, one hundred thirty thousand, one hundred".