212723212322262 has 64 divisors (see below), whose sum is σ = 430330283457984. Its totient is φ = 70095470592000.

The previous prime is 212723212322261. The next prime is 212723212322293. The reversal of 212723212322262 is 262223212327212.

It is a self number, because there is not a number n which added to its sum of digits gives 212723212322262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212723212322261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7596972262 + ... + 7597000262.

It is an arithmetic number, because the mean of its divisors is an integer number (6723910679031).

Almost surely, 2^{212723212322262} is an apocalyptic number.

212723212322262 is an abundant number, since it is smaller than the sum of its proper divisors (217607071135722).

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

212723212322262 is a wasteful number, since it uses less digits than its factorization.

212723212322262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42753.

The product of its digits is 193536, while the sum is 39.

Adding to 212723212322262 its reverse (262223212327212), we get a palindrome (474946424649474).

The spelling of 212723212322262 in words is "two hundred twelve trillion, seven hundred twenty-three billion, two hundred twelve million, three hundred twenty-two thousand, two hundred sixty-two".