129808224001 has 4 divisors (see below), whose sum is σ = 132827019952. Its totient is φ = 126789428052.

The previous prime is 129808223959. The next prime is 129808224017. The reversal of 129808224001 is 100422808921.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100422808921 = 709 ⋅141640069.

It is a cyclic number.

It is not a de Polignac number, because 129808224001 - 2¹¹ = 129808221953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (129808224031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1509397911 + ... + 1509397996.

It is an arithmetic number, because the mean of its divisors is an integer number (33206754988).

Almost surely, 2^129808224001 is an apocalyptic number.

It is an amenable number.

129808224001 is a deficient number, since it is larger than the sum of its proper divisors (3018795951).

129808224001 is an equidigital number, since it uses as much as digits as its factorization.

129808224001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3018795950.

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 129808224001 in words is "one hundred twenty-nine billion, eight hundred eight million, two hundred twenty-four thousand, one".