1331223342231 has 8 divisors (see below), whose sum is σ = 1792538362224. Its totient is φ = 878695275200.

The previous prime is 1331223342217. The next prime is 1331223342277. The reversal of 1331223342231 is 1322433221331.

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 1331223342231 - 2¹⁰ = 1331223341207 is a prime.

It is a super-2 number, since 2×1331223342231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331223342131) 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, 2196737886 + ... + 2196738491.

It is an arithmetic number, because the mean of its divisors is an integer number (224067295278).

Almost surely, 2^{1331223342231} is an apocalyptic number.

1331223342231 is a deficient number, since it is larger than the sum of its proper divisors (461315019993).

1331223342231 is a wasteful number, since it uses less digits than its factorization.

1331223342231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393476481.

The product of its digits is 15552, while the sum is 30.

Adding to 1331223342231 its reverse (1322433221331), we get a palindrome (2653656563562).

The spelling of 1331223342231 in words is "one trillion, three hundred thirty-one billion, two hundred twenty-three million, three hundred forty-two thousand, two hundred thirty-one".