212352253212 has 24 divisors (see below), whose sum is σ = 540533008512. Its totient is φ = 64349167600.

The previous prime is 212352253193. The next prime is 212352253231.

It is a happy number.

212352253212 is nontrivially palindromic in base 10.

212352253212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (212352253193) and next prime (212352253231).

It is a self number, because there is not a number n which added to its sum of digits gives 212352253212.

It is a congruent number.

It is an unprimeable number.

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, 804364464 + ... + 804364727.

It is an arithmetic number, because the mean of its divisors is an integer number (22522208688).

Almost surely, 2^212352253212 is an apocalyptic number.

212352253212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212352253212 is an abundant number, since it is smaller than the sum of its proper divisors (328180755300).

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

212352253212 is a wasteful number, since it uses less digits than its factorization.

212352253212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1608729209 (or 1608729207 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

It can be divided in two parts, 212352 and 253212, that added together give a palindrome (465564).

The spelling of 212352253212 in words is "two hundred twelve billion, three hundred fifty-two million, two hundred fifty-three thousand, two hundred twelve".