23129221133199 has 4 divisors (see below), whose sum is σ = 30838961510936. Its totient is φ = 15419480755464.

The previous prime is 23129221133189. The next prime is 23129221133201. The reversal of 23129221133199 is 99133112292132.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23129221133199 - 2⁷ = 23129221133071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23129221133119) 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 in 3 ways as a sum of consecutive naturals, for example, 3854870188864 + ... + 3854870188869.

It is an arithmetic number, because the mean of its divisors is an integer number (7709740377734).

Almost surely, 2^{23129221133199} is an apocalyptic number.

23129221133199 is a deficient number, since it is larger than the sum of its proper divisors (7709740377737).

23129221133199 is an equidigital number, since it uses as much as digits as its factorization.

23129221133199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7709740377736.

The product of its digits is 314928, while the sum is 48.

The spelling of 23129221133199 in words is "twenty-three trillion, one hundred twenty-nine billion, two hundred twenty-one million, one hundred thirty-three thousand, one hundred ninety-nine".