100443432269 has 2 divisors, whose sum is σ = 100443432270. Its totient is φ = 100443432268.

The previous prime is 100443432217. The next prime is 100443432277. The reversal of 100443432269 is 962234344001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93385248100 + 7058184169 = 305590^2 + 84013^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100443432269 is a prime.

It is a super-2 number, since 2×100443432269² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100443422269) 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 as a sum of consecutive naturals, namely, 50221716134 + 50221716135.

It is an arithmetic number, because the mean of its divisors is an integer number (50221716135).

Almost surely, 2^100443432269 is an apocalyptic number.

It is an amenable number.

100443432269 is a deficient number, since it is larger than the sum of its proper divisors (1).

100443432269 is an equidigital number, since it uses as much as digits as its factorization.

100443432269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 100443432269 in words is "one hundred billion, four hundred forty-three million, four hundred thirty-two thousand, two hundred sixty-nine".