1320220232322 has 48 divisors (see below), whose sum is σ = 2805650434272. Its totient is φ = 414075479040.

The previous prime is 1320220232251. The next prime is 1320220232381. The reversal of 1320220232322 is 2232320220231.

It is a junction number, because it is equal to n+sod(n) for n = 1320220232292 and 1320220232301.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6476697 + ... + 6677427.

It is an arithmetic number, because the mean of its divisors is an integer number (58451050714).

Almost surely, 2^{1320220232322} is an apocalyptic number.

1320220232322 is an abundant number, since it is smaller than the sum of its proper divisors (1485430201950).

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

1320220232322 is a wasteful number, since it uses less digits than its factorization.

1320220232322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204563 (or 204546 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 1320220232322 its reverse (2232320220231), we get a palindrome (3552540452553).

The spelling of 1320220232322 in words is "one trillion, three hundred twenty billion, two hundred twenty million, two hundred thirty-two thousand, three hundred twenty-two".