12221140196 has 12 divisors (see below), whose sum is σ = 21392750652. Its totient is φ = 6108925728.

The previous prime is 12221140177. The next prime is 12221140201. The reversal of 12221140196 is 69104112221.

It can be written as a sum of positive squares in 2 ways, for example, as 8702277796 + 3518862400 = 93286^2 + 59320^2 .

It is an unprimeable number.

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, 394295 + ... + 424158.

It is an arithmetic number, because the mean of its divisors is an integer number (1782729221).

Almost surely, 2^12221140196 is an apocalyptic number.

It is an amenable number.

12221140196 is a deficient number, since it is larger than the sum of its proper divisors (9171610456).

12221140196 is a wasteful number, since it uses less digits than its factorization.

12221140196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822190 (or 822188 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 12221140196 in words is "twelve billion, two hundred twenty-one million, one hundred forty thousand, one hundred ninety-six".