12221219795 has 8 divisors (see below), whose sum is σ = 14694279120. Its totient is φ = 9757765600.

The previous prime is 12221219761. The next prime is 12221219827. The reversal of 12221219795 is 59791212221.

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

It is not a de Polignac number, because 12221219795 - 2¹⁴ = 12221203411 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2398481 + ... + 2403570.

It is an arithmetic number, because the mean of its divisors is an integer number (1836784890).

Almost surely, 2^12221219795 is an apocalyptic number.

12221219795 is a deficient number, since it is larger than the sum of its proper divisors (2473059325).

12221219795 is an equidigital number, since it uses as much as digits as its factorization.

12221219795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4802565.

The product of its digits is 45360, while the sum is 41.

The spelling of 12221219795 in words is "twelve billion, two hundred twenty-one million, two hundred nineteen thousand, seven hundred ninety-five".