212403303304212 has 96 divisors (see below), whose sum is σ = 502800516981504. Its totient is φ = 69780461184000.

The previous prime is 212403303304201. The next prime is 212403303304261.

It is a happy number.

212403303304212 is nontrivially palindromic in base 10.

212403303304212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×212403303304212⁴ (a number of 58 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212403303304212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 339237513 + ... + 339863055.

It is an arithmetic number, because the mean of its divisors is an integer number (5237505385224).

Almost surely, 2^{212403303304212} is an apocalyptic number.

It is an amenable number.

212403303304212 is an abundant number, since it is smaller than the sum of its proper divisors (290397213677292).

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

212403303304212 is a wasteful number, since it uses less digits than its factorization.

212403303304212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626929 (or 626927 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

It can be divided in two parts, 21240330 and 3304212, that added together give a palindrome (24544542).

The spelling of 212403303304212 in words is "two hundred twelve trillion, four hundred three billion, three hundred three million, three hundred four thousand, two hundred twelve".