9912220112211 has 8 divisors (see below), whose sum is σ = 13216497380304. Its totient is φ = 6608044792800.

The previous prime is 9912220112177. The next prime is 9912220112213. The reversal of 9912220112211 is 1122110222199.

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

It is not a de Polignac number, because 9912220112211 - 2¹⁹ = 9912219587923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9912220112213) 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, 25260016 + ... + 25649421.

It is an arithmetic number, because the mean of its divisors is an integer number (1652062172538).

Almost surely, 2^{9912220112211} is an apocalyptic number.

9912220112211 is a deficient number, since it is larger than the sum of its proper divisors (3304277268093).

9912220112211 is a wasteful number, since it uses less digits than its factorization.

9912220112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50974341.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 9912220112211 in words is "nine trillion, nine hundred twelve billion, two hundred twenty million, one hundred twelve thousand, two hundred eleven".