1331022231323 has 8 divisors (see below), whose sum is σ = 1349289093600. Its totient is φ = 1312756279488.

The previous prime is 1331022231271. The next prime is 1331022231347. The reversal of 1331022231323 is 3231322201331.

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 1331022231323 - 2¹⁶ = 1331022165787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1331022231292 and 1331022231301.

It is not an unprimeable number, because it can be changed into a prime (1331022231523) 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, 3035018 + ... + 3445776.

It is an arithmetic number, because the mean of its divisors is an integer number (168661136700).

Almost surely, 2^{1331022231323} is an apocalyptic number.

1331022231323 is a deficient number, since it is larger than the sum of its proper divisors (18266862277).

1331022231323 is an equidigital number, since it uses as much as digits as its factorization.

1331022231323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455221.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1331022231323 its reverse (3231322201331), we get a palindrome (4562344432654).

The spelling of 1331022231323 in words is "one trillion, three hundred thirty-one billion, twenty-two million, two hundred thirty-one thousand, three hundred twenty-three".