2123322313332 has 144 divisors (see below), whose sum is σ = 5679400541696. Its totient is φ = 616254566400.

The previous prime is 2123322313267. The next prime is 2123322313381. The reversal of 2123322313332 is 2333132233212.

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 2123322313332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4123008 + ... + 4609320.

Almost surely, 2^{2123322313332} is an apocalyptic number.

2123322313332 is a gapful number since it is divisible by the number (22) 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 2123322313332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2839700270848).

2123322313332 is an abundant number, since it is smaller than the sum of its proper divisors (3556078228364).

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

2123322313332 is a wasteful number, since it uses less digits than its factorization.

2123322313332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486470 (or 486457 counting only the distinct ones).

The product of its digits is 23328, while the sum is 30.

Adding to 2123322313332 its reverse (2333132233212), we get a palindrome (4456454546544).

The spelling of 2123322313332 in words is "two trillion, one hundred twenty-three billion, three hundred twenty-two million, three hundred thirteen thousand, three hundred thirty-two".