1331031132031 has 8 divisors (see below), whose sum is σ = 1412841619584. Its totient is φ = 1249611148800.

The previous prime is 1331031132019. The next prime is 1331031132037. The reversal of 1331031132031 is 1302311301331.

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 1331031132031 - 2⁹ = 1331031131519 is a prime.

It is a super-2 number, since 2×1331031132031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1331031131993 and 1331031132011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331031132037) 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, 97619055 + ... + 97632688.

It is an arithmetic number, because the mean of its divisors is an integer number (176605202448).

Almost surely, 2^{1331031132031} is an apocalyptic number.

1331031132031 is a deficient number, since it is larger than the sum of its proper divisors (81810487553).

1331031132031 is a wasteful number, since it uses less digits than its factorization.

1331031132031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195252161.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 1331031132031 its reverse (1302311301331), we get a palindrome (2633342433362).

The spelling of 1331031132031 in words is "one trillion, three hundred thirty-one billion, thirty-one million, one hundred thirty-two thousand, thirty-one".