243310010100 has 36 divisors (see below), whose sum is σ = 703976963424. Its totient is φ = 64882669280.

The previous prime is 243310009991. The next prime is 243310010107. The reversal of 243310010100 is 1010013342.

243310010100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×243310010100² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 243310010100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243310010107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 405516384 + ... + 405516983.

Almost surely, 2^243310010100 is an apocalyptic number.

243310010100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243310010100 is an abundant number, since it is smaller than the sum of its proper divisors (460666953324).

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

243310010100 is a wasteful number, since it uses less digits than its factorization.

243310010100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811033384 (or 811033377 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 243310010100 its reverse (1010013342), we get a palindrome (244320023442).

The spelling of 243310010100 in words is "two hundred forty-three billion, three hundred ten million, ten thousand, one hundred".