243422000100 has 54 divisors (see below), whose sum is σ = 762992738690. Its totient is φ = 64912533120.

The previous prime is 243422000093. The next prime is 243422000141. The reversal of 243422000100 is 1000224342.

243422000100 is a `hidden beast` number, since 2 + 434 + 220 + 0 + 0 + 10 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 4236447744 + 239185552356 = 65088^2 + 489066^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 135233545 + ... + 135235344.

Almost surely, 2^243422000100 is an apocalyptic number.

243422000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243422000100 is an abundant number, since it is smaller than the sum of its proper divisors (519570738590).

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

243422000100 is a wasteful number, since it uses less digits than its factorization.

243422000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270468909 (or 270468899 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 243422000100 its reverse (1000224342), we get a palindrome (244422224442).

The spelling of 243422000100 in words is "two hundred forty-three billion, four hundred twenty-two million, one hundred", and thus it is an aban number.