202111210012 has 12 divisors (see below), whose sum is σ = 365104121536. Its totient is φ = 97795746720.

The previous prime is 202111210003. The next prime is 202111210073. The reversal of 202111210012 is 210012111202.

202111210012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202111209974 and 202111210001.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 814964433 + ... + 814964680.

Almost surely, 2^202111210012 is an apocalyptic number.

It is an amenable number.

202111210012 is a deficient number, since it is larger than the sum of its proper divisors (162992911524).

202111210012 is a wasteful number, since it uses less digits than its factorization.

202111210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629929148 (or 1629929146 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202111210012 its reverse (210012111202), we get a palindrome (412123321214).

The spelling of 202111210012 in words is "two hundred two billion, one hundred eleven million, two hundred ten thousand, twelve".