1323220330032 has 20 divisors (see below), whose sum is σ = 3418319186040. Its totient is φ = 441073443328.

The previous prime is 1323220330027. The next prime is 1323220330037. The reversal of 1323220330032 is 2300330223231.

It is an interprime number because it is at equal distance from previous prime (1323220330027) and next prime (1323220330037).

It is a super-2 number, since 2×1323220330032² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1323220329984 and 1323220330011.

It is not an unprimeable number, because it can be changed into a prime (1323220330037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13783545057 + ... + 13783545152.

It is an arithmetic number, because the mean of its divisors is an integer number (170915959302).

Almost surely, 2^{1323220330032} is an apocalyptic number.

1323220330032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323220330032 is an abundant number, since it is smaller than the sum of its proper divisors (2095098856008).

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

1323220330032 is a wasteful number, since it uses less digits than its factorization.

1323220330032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27567090220 (or 27567090214 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 1323220330032 its reverse (2300330223231), we get a palindrome (3623550553263).

The spelling of 1323220330032 in words is "one trillion, three hundred twenty-three billion, two hundred twenty million, three hundred thirty thousand, thirty-two".