212120022000002 has 64 divisors (see below), whose sum is σ = 338064122534400. Its totient is φ = 99611972866560.

The previous prime is 212120022000001. The next prime is 212120022000097. The reversal of 212120022000002 is 200000220021212.

It is not an unprimeable number, because it can be changed into a prime (212120022000001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2509986524 + ... + 2510071032.

It is an arithmetic number, because the mean of its divisors is an integer number (5282251914600).

Almost surely, 2^{212120022000002} is an apocalyptic number.

212120022000002 is a deficient number, since it is larger than the sum of its proper divisors (125944100534398).

212120022000002 is a wasteful number, since it uses less digits than its factorization.

212120022000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87731.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 212120022000002 its reverse (200000220021212), we get a palindrome (412120242021214).

The spelling of 212120022000002 in words is "two hundred twelve trillion, one hundred twenty billion, twenty-two million, two", and thus it is an aban number.