1331330032330 has 16 divisors (see below), whose sum is σ = 2411095865184. Its totient is φ = 529264944720.

The previous prime is 1331330032309. The next prime is 1331330032339. The reversal of 1331330032330 is 332300331331.

It is a junction number, because it is equal to n+sod(n) for n = 1331330032295 and 1331330032304.

It is not an unprimeable number, because it can be changed into a prime (1331330032339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408381816 + ... + 408385075.

It is an arithmetic number, because the mean of its divisors is an integer number (150693491574).

Almost surely, 2^{1331330032330} is an apocalyptic number.

1331330032330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331330032330 is a deficient number, since it is larger than the sum of its proper divisors (1079765832854).

1331330032330 is a wasteful number, since it uses less digits than its factorization.

1331330032330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816767061.

The product of its (nonzero) digits is 4374, while the sum is 25.

Adding to 1331330032330 its reverse (332300331331), we get a palindrome (1663630363661).

The spelling of 1331330032330 in words is "one trillion, three hundred thirty-one billion, three hundred thirty million, thirty-two thousand, three hundred thirty".