2212340334420 has 48 divisors (see below), whose sum is σ = 6281800172928. Its totient is φ = 581648161920.

The previous prime is 2212340334401. The next prime is 2212340334437. The reversal of 2212340334420 is 244330432122.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 15 ways as a sum of consecutive naturals, for example, 259660099 + ... + 259668618.

It is an arithmetic number, because the mean of its divisors is an integer number (130870836936).

Almost surely, 2^{2212340334420} is an apocalyptic number.

2212340334420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212340334420 is an abundant number, since it is smaller than the sum of its proper divisors (4069459838508).

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

2212340334420 is a wasteful number, since it uses less digits than its factorization.

2212340334420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519328800 (or 519328798 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 2212340334420 its reverse (244330432122), we get a palindrome (2456670766542).

The spelling of 2212340334420 in words is "two trillion, two hundred twelve billion, three hundred forty million, three hundred thirty-four thousand, four hundred twenty".