212120010010212 has 12 divisors (see below), whose sum is σ = 494946690023856. Its totient is φ = 70706670003400.

The previous prime is 212120010010133. The next prime is 212120010010231. The reversal of 212120010010212 is 212010010021212.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 212120010010191 and 212120010010200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8838333750414 + ... + 8838333750437.

It is an arithmetic number, because the mean of its divisors is an integer number (41245557501988).

Almost surely, 2^{212120010010212} is an apocalyptic number.

It is an amenable number.

212120010010212 is an abundant number, since it is smaller than the sum of its proper divisors (282826680013644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212120010010212 is a wasteful number, since it uses less digits than its factorization.

212120010010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17676667500858 (or 17676667500856 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212120010010212 its reverse (212010010021212), we get a palindrome (424130020031424).

The spelling of 212120010010212 in words is "two hundred twelve trillion, one hundred twenty billion, ten million, ten thousand, two hundred twelve".