212210302011 has 4 divisors (see below), whose sum is σ = 282947069352. Its totient is φ = 141473534672.

The previous prime is 212210301983. The next prime is 212210302013. The reversal of 212210302011 is 110203012212.

212210302011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 212210302011 - 2¹⁴ = 212210285627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212210302013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35368383666 + ... + 35368383671.

It is an arithmetic number, because the mean of its divisors is an integer number (70736767338).

Almost surely, 2^212210302011 is an apocalyptic number.

212210302011 is a deficient number, since it is larger than the sum of its proper divisors (70736767341).

212210302011 is an equidigital number, since it uses as much as digits as its factorization.

212210302011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70736767340.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212210302011 its reverse (110203012212), we get a palindrome (322413314223).

The spelling of 212210302011 in words is "two hundred twelve billion, two hundred ten million, three hundred two thousand, eleven".