1320022130320 has 20 divisors (see below), whose sum is σ = 3069051453180. Its totient is φ = 528008852096.

The previous prime is 1320022130177. The next prime is 1320022130381. The reversal of 1320022130320 is 230312200231.

It can be written as a sum of positive squares in 2 ways, for example, as 694195577856 + 625826552464 = 833184^2 + 791092^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8250138235 + ... + 8250138394.

It is an arithmetic number, because the mean of its divisors is an integer number (153452572659).

Almost surely, 2^{1320022130320} is an apocalyptic number.

1320022130320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320022130320 is an abundant number, since it is smaller than the sum of its proper divisors (1749029322860).

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

1320022130320 is a wasteful number, since it uses less digits than its factorization.

1320022130320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16500276642 (or 16500276636 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1320022130320 its reverse (230312200231), we get a palindrome (1550334330551).

The spelling of 1320022130320 in words is "one trillion, three hundred twenty billion, twenty-two million, one hundred thirty thousand, three hundred twenty".