2122310453320 has 128 divisors (see below), whose sum is σ = 5050381363200. Its totient is φ = 801350158336.

The previous prime is 2122310453311. The next prime is 2122310453321. The reversal of 2122310453320 is 233540132212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2122310453321) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 51937137 + ... + 51977983.

It is an arithmetic number, because the mean of its divisors is an integer number (39456104400).

Almost surely, 2^{2122310453320} is an apocalyptic number.

2122310453320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122310453320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2525190681600).

2122310453320 is an abundant number, since it is smaller than the sum of its proper divisors (2928070909880).

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

2122310453320 is a wasteful number, since it uses less digits than its factorization.

2122310453320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41887 (or 41883 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 2122310453320 its reverse (233540132212), we get a palindrome (2355850585532).

The spelling of 2122310453320 in words is "two trillion, one hundred twenty-two billion, three hundred ten million, four hundred fifty-three thousand, three hundred twenty".