212010102211 has 4 divisors (see below), whose sum is σ = 224481284712. Its totient is φ = 199538919712.

The previous prime is 212010102209. The next prime is 212010102251. The reversal of 212010102211 is 112201010212.

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

It is a cyclic number.

It is not a de Polignac number, because 212010102211 - 2¹ = 212010102209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212010102191 and 212010102200.

It is not an unprimeable number, because it can be changed into a prime (212010102251) 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, 6235591225 + ... + 6235591258.

It is an arithmetic number, because the mean of its divisors is an integer number (56120321178).

Almost surely, 2^212010102211 is an apocalyptic number.

212010102211 is a deficient number, since it is larger than the sum of its proper divisors (12471182501).

212010102211 is a wasteful number, since it uses less digits than its factorization.

212010102211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12471182500.

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

Adding to 212010102211 its reverse (112201010212), we get a palindrome (324211112423).

The spelling of 212010102211 in words is "two hundred twelve billion, ten million, one hundred two thousand, two hundred eleven".