1323122213232 has 80 divisors (see below), whose sum is σ = 3819068064000. Its totient is φ = 438576797376.

The previous prime is 1323122213221. The next prime is 1323122213239. The reversal of 1323122213232 is 2323122213231.

1323122213232 is a `hidden beast` number, since 1 + 3 + 2 + 312 + 2 + 21 + 323 + 2 = 666.

It is a super-2 number, since 2×1323122213232² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is a junction number, because it is equal to n+sod(n) for n = 1323122213196 and 1323122213205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323122213239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8477932 + ... + 8632587.

It is an arithmetic number, because the mean of its divisors is an integer number (47738350800).

Almost surely, 2^{1323122213232} is an apocalyptic number.

1323122213232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323122213232 is an abundant number, since it is smaller than the sum of its proper divisors (2495945850768).

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

1323122213232 is a wasteful number, since it uses less digits than its factorization.

1323122213232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17110715 (or 17110703 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 1323122213232 its reverse (2323122213231), we get a palindrome (3646244426463).

Subtracting 1323122213232 from its reverse (2323122213231), we obtain a palindrome (999999999999).

The spelling of 1323122213232 in words is "one trillion, three hundred twenty-three billion, one hundred twenty-two million, two hundred thirteen thousand, two hundred thirty-two".