12220100200312 has 16 divisors (see below), whose sum is σ = 23702780561400. Its totient is φ = 5899358717280.

The previous prime is 12220100200309. The next prime is 12220100200327. The reversal of 12220100200312 is 21300200102221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26336422614 + ... + 26336423077.

Almost surely, 2^{12220100200312} is an apocalyptic number.

It is an amenable number.

12220100200312 is a deficient number, since it is larger than the sum of its proper divisors (11482680361088).

12220100200312 is a wasteful number, since it uses less digits than its factorization.

12220100200312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52672845726 (or 52672845722 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12220100200312 its reverse (21300200102221), we get a palindrome (33520300302533).

The spelling of 12220100200312 in words is "twelve trillion, two hundred twenty billion, one hundred million, two hundred thousand, three hundred twelve".