129722331201 has 8 divisors (see below), whose sum is σ = 173019295680. Its totient is φ = 86453460432.

The previous prime is 129722331181. The next prime is 129722331283. The reversal of 129722331201 is 102133227921.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 129722331201 - 2⁵ = 129722331169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (129722331701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7012650 + ... + 7031123.

It is an arithmetic number, because the mean of its divisors is an integer number (21627411960).

Almost surely, 2^129722331201 is an apocalyptic number.

It is an amenable number.

129722331201 is a deficient number, since it is larger than the sum of its proper divisors (43296964479).

129722331201 is a wasteful number, since it uses less digits than its factorization.

129722331201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14046855.

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 129722331201 in words is "one hundred twenty-nine billion, seven hundred twenty-two million, three hundred thirty-one thousand, two hundred one".