23199156271 has 4 divisors (see below), whose sum is σ = 23199480472. Its totient is φ = 23198832072.

The previous prime is 23199156269. The next prime is 23199156289. The reversal of 23199156271 is 17265199132.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23199156271 - 2¹ = 23199156269 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 (23199156371) 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, 2160 + ... + 215413.

It is an arithmetic number, because the mean of its divisors is an integer number (5799870118).

Almost surely, 2^23199156271 is an apocalyptic number.

23199156271 is a deficient number, since it is larger than the sum of its proper divisors (324201).

23199156271 is a wasteful number, since it uses less digits than its factorization.

23199156271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324200.

The product of its digits is 204120, while the sum is 46.

The spelling of 23199156271 in words is "twenty-three billion, one hundred ninety-nine million, one hundred fifty-six thousand, two hundred seventy-one".