212211021200002 has 128 divisors (see below), whose sum is σ = 356949888134400. Its totient is φ = 94599968320000.

The previous prime is 212211021199979. The next prime is 212211021200021. The reversal of 212211021200002 is 200002120112212.

It is a happy number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 20040699324 + ... + 20040709912.

It is an arithmetic number, because the mean of its divisors is an integer number (2788671001050).

Almost surely, 2^{212211021200002} is an apocalyptic number.

212211021200002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212211021200002 is a deficient number, since it is larger than the sum of its proper divisors (144738866934398).

212211021200002 is a wasteful number, since it uses less digits than its factorization.

212211021200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11425 (or 11403 counting only the distinct ones).

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

Adding to 212211021200002 its reverse (200002120112212), we get a palindrome (412213141312214).

The spelling of 212211021200002 in words is "two hundred twelve trillion, two hundred eleven billion, twenty-one million, two hundred thousand, two".