243433010100 has 72 divisors (see below), whose sum is σ = 804951827008. Its totient is φ = 55641830400.

The previous prime is 243433010077. The next prime is 243433010101. The reversal of 243433010100 is 1010334342.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243433010101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57958141 + ... + 57962340.

Almost surely, 2^243433010100 is an apocalyptic number.

243433010100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243433010100 is an abundant number, since it is smaller than the sum of its proper divisors (561518816908).

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

243433010100 is a wasteful number, since it uses less digits than its factorization.

243433010100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115920505 (or 115920498 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 243433010100 its reverse (1010334342), we get a palindrome (244443344442).

The spelling of 243433010100 in words is "two hundred forty-three billion, four hundred thirty-three million, ten thousand, one hundred".