11311130313031 has 8 divisors (see below), whose sum is σ = 11480906745200. Its totient is φ = 11141381927808.

The previous prime is 11311130313001. The next prime is 11311130313047. The reversal of 11311130313031 is 13031303111311.

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 11311130313031 - 2¹⁹ = 11311129788743 is a prime.

It is a super-2 number, since 2×11311130313031² (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 = 11311130312993 and 11311130313011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311130313001) 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, 6198396 + ... + 7812961.

It is an arithmetic number, because the mean of its divisors is an integer number (1435113343150).

Almost surely, 2^{11311130313031} is an apocalyptic number.

11311130313031 is a deficient number, since it is larger than the sum of its proper divisors (169776432169).

11311130313031 is a wasteful number, since it uses less digits than its factorization.

11311130313031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14023473.

The product of its (nonzero) digits is 243, while the sum is 22.

Adding to 11311130313031 its reverse (13031303111311), we get a palindrome (24342433424342).

The spelling of 11311130313031 in words is "eleven trillion, three hundred eleven billion, one hundred thirty million, three hundred thirteen thousand, thirty-one".