9512220112211 has 4 divisors (see below), whose sum is σ = 9512988664632. Its totient is φ = 9511451559792.

The previous prime is 9512220112207. The next prime is 9512220112229. The reversal of 9512220112211 is 1122110222159.

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 9512220112211 - 2² = 9512220112207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9512220112111) 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, 384257645 + ... + 384282398.

It is an arithmetic number, because the mean of its divisors is an integer number (2378247166158).

Almost surely, 2^{9512220112211} is an apocalyptic number.

9512220112211 is a deficient number, since it is larger than the sum of its proper divisors (768552421).

9512220112211 is a wasteful number, since it uses less digits than its factorization.

9512220112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768552420.

The product of its (nonzero) digits is 1440, while the sum is 29.

The spelling of 9512220112211 in words is "nine trillion, five hundred twelve billion, two hundred twenty million, one hundred twelve thousand, two hundred eleven".