1331220214323 has 24 divisors (see below), whose sum is σ = 1926773488640. Its totient is φ = 885681079920.

The previous prime is 1331220214297. The next prime is 1331220214351. The reversal of 1331220214323 is 3234120221331.

1331220214323 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 220 + 2 + 1 + 432 + 3 = 666.

It is not a de Polignac number, because 1331220214323 - 2⁹ = 1331220213811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331220219323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19612518 + ... + 19680276.

Almost surely, 2^{1331220214323} is an apocalyptic number.

1331220214323 is a deficient number, since it is larger than the sum of its proper divisors (595553274317).

1331220214323 is a wasteful number, since it uses less digits than its factorization.

1331220214323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72159 (or 72156 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1331220214323 its reverse (3234120221331), we get a palindrome (4565340435654).

The spelling of 1331220214323 in words is "one trillion, three hundred thirty-one billion, two hundred twenty million, two hundred fourteen thousand, three hundred twenty-three".