212343525343212 has 48 divisors (see below), whose sum is σ = 500886007971552. Its totient is φ = 70008640844800.

The previous prime is 212343525343211. The next prime is 212343525343219.

212343525343212 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (212343525343211) 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 15 ways as a sum of consecutive naturals, for example, 88478583 + ... + 90846830.

It is an arithmetic number, because the mean of its divisors is an integer number (10435125166074).

Almost surely, 2^{212343525343212} is an apocalyptic number.

It is an amenable number.

212343525343212 is an abundant number, since it is smaller than the sum of its proper divisors (288542482628340).

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

212343525343212 is a wasteful number, since it uses less digits than its factorization.

212343525343212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179326498 (or 179326496 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 42.

The spelling of 212343525343212 in words is "two hundred twelve trillion, three hundred forty-three billion, five hundred twenty-five million, three hundred forty-three thousand, two hundred twelve".