129223527207 has 8 divisors (see below), whose sum is σ = 172346626176. Its totient is φ = 86124723192.

The previous prime is 129223527161. The next prime is 129223527233. The reversal of 129223527207 is 702725322921.

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

It is not a de Polignac number, because 129223527207 - 2¹⁰ = 129223526183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129223527007) 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, 6061323 + ... + 6082604.

It is an arithmetic number, because the mean of its divisors is an integer number (21543328272).

Almost surely, 2^129223527207 is an apocalyptic number.

129223527207 is a deficient number, since it is larger than the sum of its proper divisors (43123098969).

129223527207 is a wasteful number, since it uses less digits than its factorization.

129223527207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12147477.

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 129223527207 in words is "one hundred twenty-nine billion, two hundred twenty-three million, five hundred twenty-seven thousand, two hundred seven".