1331332222309 has 8 divisors (see below), whose sum is σ = 1333835635968. Its totient is φ = 1328830055280.

The previous prime is 1331332222301. The next prime is 1331332222313. The reversal of 1331332222309 is 9032222331331.

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

It is a cyclic number.

It is not a de Polignac number, because 1331332222309 - 2³ = 1331332222301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331332222301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1840179 + ... + 2459455.

It is an arithmetic number, because the mean of its divisors is an integer number (166729454496).

Almost surely, 2^{1331332222309} is an apocalyptic number.

It is an amenable number.

1331332222309 is a deficient number, since it is larger than the sum of its proper divisors (2503413659).

1331332222309 is an equidigital number, since it uses as much as digits as its factorization.

1331332222309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623315.

The product of its (nonzero) digits is 34992, while the sum is 34.

The spelling of 1331332222309 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-two million, two hundred twenty-two thousand, three hundred nine".