211012021000012 has 6 divisors (see below), whose sum is σ = 369271036750028. Its totient is φ = 105506010500004.

The previous prime is 211012021000009. The next prime is 211012021000031. The reversal of 211012021000012 is 210000120210112.

211012021000012 is digitally balanced in base 2, 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 = 211012020999956 and 211012021000001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26376502624998 + ... + 26376502625005.

Almost surely, 2^{211012021000012} is an apocalyptic number.

It is an amenable number.

211012021000012 is a deficient number, since it is larger than the sum of its proper divisors (158259015750016).

211012021000012 is a wasteful number, since it uses less digits than its factorization.

211012021000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52753005250007 (or 52753005250005 counting only the distinct ones).

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

Adding to 211012021000012 its reverse (210000120210112), we get a palindrome (421012141210124).

The spelling of 211012021000012 in words is "two hundred eleven trillion, twelve billion, twenty-one million, twelve", and thus it is an aban number.