11231331330031 has 8 divisors (see below), whose sum is σ = 11296537731360. Its totient is φ = 11166128209632.

The previous prime is 11231331330019. The next prime is 11231331330067. The reversal of 11231331330031 is 13003313313211.

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 11231331330031 - 2⁷ = 11231331329903 is a prime.

It is a super-2 number, since 2×11231331330031² (a number of 27 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 = 11231331329978 and 11231331330005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11231331130031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6221005 + ... + 7820713.

It is an arithmetic number, because the mean of its divisors is an integer number (1412067216420).

Almost surely, 2^{11231331330031} is an apocalyptic number.

11231331330031 is a deficient number, since it is larger than the sum of its proper divisors (65206401329).

11231331330031 is a wasteful number, since it uses less digits than its factorization.

11231331330031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640465.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 11231331330031 its reverse (13003313313211), we get a palindrome (24234644643242).

The spelling of 11231331330031 in words is "eleven trillion, two hundred thirty-one billion, three hundred thirty-one million, three hundred thirty thousand, thirty-one".