212112334344 has 32 divisors (see below), whose sum is σ = 530333471520. Its totient is φ = 70697093376.

The previous prime is 212112334333. The next prime is 212112334403. The reversal of 212112334344 is 443433211212.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188902 + ... + 678165.

It is an arithmetic number, because the mean of its divisors is an integer number (16572920985).

Almost surely, 2^212112334344 is an apocalyptic number.

212112334344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212112334344 is an abundant number, since it is smaller than the sum of its proper divisors (318221137176).

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

212112334344 is a wasteful number, since it uses less digits than its factorization.

212112334344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877269 (or 877265 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

Adding to 212112334344 its reverse (443433211212), we get a palindrome (655545545556).

The spelling of 212112334344 in words is "two hundred twelve billion, one hundred twelve million, three hundred thirty-four thousand, three hundred forty-four".