9999132313211 has 4 divisors (see below), whose sum is σ = 10009758384624. Its totient is φ = 9988506241800.

The previous prime is 9999132313187. The next prime is 9999132313267. The reversal of 9999132313211 is 1123132319999.

9999132313211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9999132313211 - 2²² = 9999128118907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9999132213211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5313034295 + ... + 5313036176.

It is an arithmetic number, because the mean of its divisors is an integer number (2502439596156).

Almost surely, 2^{9999132313211} is an apocalyptic number.

9999132313211 is a deficient number, since it is larger than the sum of its proper divisors (10626071413).

9999132313211 is a wasteful number, since it uses less digits than its factorization.

9999132313211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10626071412.

The product of its digits is 708588, while the sum is 53.

The spelling of 9999132313211 in words is "nine trillion, nine hundred ninety-nine billion, one hundred thirty-two million, three hundred thirteen thousand, two hundred eleven".