210021010010212 has 12 divisors (see below), whose sum is σ = 379392792276736. Its totient is φ = 101623069359720.

The previous prime is 210021010010209. The next prime is 210021010010213. The reversal of 210021010010212 is 212010010120012.

It is a junction number, because it is equal to n+sod(n) for n = 210021010010192 and 210021010010201.

It is not an unprimeable number, because it can be changed into a prime (210021010010213) by changing a digit.

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, 846858911208 + ... + 846858911455.

Almost surely, 2^{210021010010212} is an apocalyptic number.

It is an amenable number.

210021010010212 is a deficient number, since it is larger than the sum of its proper divisors (169371782266524).

210021010010212 is a wasteful number, since it uses less digits than its factorization.

210021010010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693717822698 (or 1693717822696 counting only the distinct ones).

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

Adding to 210021010010212 its reverse (212010010120012), we get a palindrome (422031020130224).

The spelling of 210021010010212 in words is "two hundred ten trillion, twenty-one billion, ten million, ten thousand, two hundred twelve".