211312434212202 has 16 divisors (see below), whose sum is σ = 422656120887840. Its totient is φ = 70432269326832.

The previous prime is 211312434212189. The next prime is 211312434212207. The reversal of 211312434212202 is 202212434213112.

It is a self number, because there is not a number n which added to its sum of digits gives 211312434212202.

It is not an unprimeable number, because it can be changed into a prime (211312434212207) 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 7 ways as a sum of consecutive naturals, for example, 1302098077 + ... + 1302260352.

It is an arithmetic number, because the mean of its divisors is an integer number (26416007555490).

Almost surely, 2^{211312434212202} is an apocalyptic number.

211312434212202 is an abundant number, since it is smaller than the sum of its proper divisors (211343686675638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211312434212202 is a wasteful number, since it uses less digits than its factorization.

211312434212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604371957.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 211312434212202 its reverse (202212434213112), we get a palindrome (413524868425314).

The spelling of 211312434212202 in words is "two hundred eleven trillion, three hundred twelve billion, four hundred thirty-four million, two hundred twelve thousand, two hundred two".