2120012222012 has 12 divisors (see below), whose sum is σ = 3780021792456. Its totient is φ = 1040005995600.

The previous prime is 2120012221997. The next prime is 2120012222039. The reversal of 2120012222012 is 2102222100212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5000028614 + ... + 5000029037.

It is an arithmetic number, because the mean of its divisors is an integer number (315001816038).

Almost surely, 2^{2120012222012} is an apocalyptic number.

It is an amenable number.

2120012222012 is a deficient number, since it is larger than the sum of its proper divisors (1660009570444).

2120012222012 is a wasteful number, since it uses less digits than its factorization.

2120012222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000057708 (or 10000057706 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2120012222012 its reverse (2102222100212), we get a palindrome (4222234322224).

The spelling of 2120012222012 in words is "two trillion, one hundred twenty billion, twelve million, two hundred twenty-two thousand, twelve".