212010210112 has 28 divisors (see below), whose sum is σ = 423139619556. Its totient is φ = 105392353280.

The previous prime is 212010210067. The next prime is 212010210119. The reversal of 212010210112 is 211012010212.

It can be written as a sum of positive squares in 2 ways, for example, as 185368135936 + 26642074176 = 430544^2 + 163224^2 .

It is a junction number, because it is equal to n+sod(n) for n = 212010210092 and 212010210101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212010210119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9563089 + ... + 9585232.

Almost surely, 2^212010210112 is an apocalyptic number.

It is an amenable number.

212010210112 is a deficient number, since it is larger than the sum of its proper divisors (211129409444).

212010210112 is a wasteful number, since it uses less digits than its factorization.

212010210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19148506 (or 19148496 counting only the distinct ones).

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

Adding to 212010210112 its reverse (211012010212), we get a palindrome (423022220324).

The spelling of 212010210112 in words is "two hundred twelve billion, ten million, two hundred ten thousand, one hundred twelve".