212010212086 has 4 divisors (see below), whose sum is σ = 318015318132. Its totient is φ = 106005106042.

The previous prime is 212010212077. The next prime is 212010212087. The reversal of 212010212086 is 680212010212.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212010212086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212010212087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53002553020 + ... + 53002553023.

It is an arithmetic number, because the mean of its divisors is an integer number (79503829533).

Almost surely, 2^212010212086 is an apocalyptic number.

212010212086 is a deficient number, since it is larger than the sum of its proper divisors (106005106046).

212010212086 is a wasteful number, since it uses less digits than its factorization.

212010212086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106005106045.

The product of its (nonzero) digits is 768, while the sum is 25.

Adding to 212010212086 its reverse (680212010212), we get a palindrome (892222222298).

The spelling of 212010212086 in words is "two hundred twelve billion, ten million, two hundred twelve thousand, eighty-six".