1331223103330 has 8 divisors (see below), whose sum is σ = 2396201586012. Its totient is φ = 532489241328.

The previous prime is 1331223103313. The next prime is 1331223103337. The reversal of 1331223103330 is 333013221331.

It can be written as a sum of positive squares in 2 ways, for example, as 1244592365769 + 86630737561 = 1115613^2 + 294331^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1331223103295 and 1331223103304.

It is not an unprimeable number, because it can be changed into a prime (1331223103337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66561155157 + ... + 66561155176.

Almost surely, 2^{1331223103330} is an apocalyptic number.

1331223103330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331223103330 is a deficient number, since it is larger than the sum of its proper divisors (1064978482682).

1331223103330 is a wasteful number, since it uses less digits than its factorization.

1331223103330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133122310340.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1331223103330 its reverse (333013221331), we get a palindrome (1664236324661).

The spelling of 1331223103330 in words is "one trillion, three hundred thirty-one billion, two hundred twenty-three million, one hundred three thousand, three hundred thirty".