2212021120012 has 24 divisors (see below), whose sum is σ = 4263948928512. Its totient is φ = 995702355600.

The previous prime is 2212021119989. The next prime is 2212021120019. The reversal of 2212021120012 is 2100211202122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2212021120019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244040164 + ... + 244049227.

It is an arithmetic number, because the mean of its divisors is an integer number (177664538688).

Almost surely, 2^{2212021120012} is an apocalyptic number.

2212021120012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2212021120012 is a deficient number, since it is larger than the sum of its proper divisors (2051927808500).

2212021120012 is a wasteful number, since it uses less digits than its factorization.

2212021120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488089509 (or 488089507 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2212021120012 its reverse (2100211202122), we get a palindrome (4312232322134).

The spelling of 2212021120012 in words is "two trillion, two hundred twelve billion, twenty-one million, one hundred twenty thousand, twelve".