12101221101322 has 8 divisors (see below), whose sum is σ = 18151908909156. Its totient is φ = 6050584798272.

The previous prime is 12101221101289. The next prime is 12101221101323. The reversal of 12101221101322 is 22310112210121.

It can be written as a sum of positive squares in 2 ways, for example, as 12086128733121 + 15092368201 = 3476511^2 + 122851^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12101221101322.

It is not an unprimeable number, because it can be changed into a prime (12101221101323) 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, 12283353 + ... + 13231900.

Almost surely, 2^{12101221101322} is an apocalyptic number.

12101221101322 is a deficient number, since it is larger than the sum of its proper divisors (6050687807834).

12101221101322 is a wasteful number, since it uses less digits than its factorization.

12101221101322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25752392.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12101221101322 its reverse (22310112210121), we get a palindrome (34411333311443).

The spelling of 12101221101322 in words is "twelve trillion, one hundred one billion, two hundred twenty-one million, one hundred one thousand, three hundred twenty-two".