1331132112331 has 8 divisors (see below), whose sum is σ = 1521331741440. Its totient is φ = 1140941957928.

The previous prime is 1331132112301. The next prime is 1331132112347. The reversal of 1331132112331 is 1332112311331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1331132112331 is a prime.

It is a super-2 number, since 2×1331132112331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1331132112296 and 1331132112305.

It is not an unprimeable number, because it can be changed into a prime (1331132112301) 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, 2065021 + ... + 2631838.

It is an arithmetic number, because the mean of its divisors is an integer number (190166467680).

Almost surely, 2^{1331132112331} is an apocalyptic number.

1331132112331 is a deficient number, since it is larger than the sum of its proper divisors (190199629109).

1331132112331 is an equidigital number, since it uses as much as digits as its factorization.

1331132112331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4737353.

The product of its digits is 972, while the sum is 25.

Adding to 1331132112331 its reverse (1332112311331), we get a palindrome (2663244423662).

The spelling of 1331132112331 in words is "one trillion, three hundred thirty-one billion, one hundred thirty-two million, one hundred twelve thousand, three hundred thirty-one".