212426313312 has 24 divisors (see below), whose sum is σ = 557619072696. Its totient is φ = 70808771072.

The previous prime is 212426313269. The next prime is 212426313317. The reversal of 212426313312 is 213313624212.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 212426313312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212426313317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106386953 + ... + 1106387144.

It is an arithmetic number, because the mean of its divisors is an integer number (23234128029).

Almost surely, 2^212426313312 is an apocalyptic number.

It is an amenable number.

212426313312 is an abundant number, since it is smaller than the sum of its proper divisors (345192759384).

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

212426313312 is a wasteful number, since it uses less digits than its factorization.

212426313312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212774110 (or 2212774102 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

Adding to 212426313312 its reverse (213313624212), we get a palindrome (425739937524).

The spelling of 212426313312 in words is "two hundred twelve billion, four hundred twenty-six million, three hundred thirteen thousand, three hundred twelve".