2112220000012 has 12 divisors (see below), whose sum is σ = 3696404180896. Its totient is φ = 1056104519760.

The previous prime is 2112220000003. The next prime is 2112220000031. The reversal of 2112220000012 is 2100000222112.

It is a happy number.

It is a super-2 number, since 2×2112220000012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112219999947 and 2112220000001.

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, 431403 + ... + 2100130.

Almost surely, 2^{2112220000012} is an apocalyptic number.

It is an amenable number.

2112220000012 is a deficient number, since it is larger than the sum of its proper divisors (1584184180884).

2112220000012 is a wasteful number, since it uses less digits than its factorization.

2112220000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740128 (or 2740126 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2112220000012 its reverse (2100000222112), we get a palindrome (4212220222124).

The spelling of 2112220000012 in words is "two trillion, one hundred twelve billion, two hundred twenty million, twelve", and thus it is an aban number.