11331131231131 has 8 divisors (see below), whose sum is σ = 11997706197600. Its totient is φ = 10664560468608.

The previous prime is 11331131231081. The next prime is 11331131231213. The reversal of 11331131231131 is 13113213113311.

11331131231131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11331131231131 - 2⁷ = 11331131231003 is a prime.

It is a super-2 number, since 2×11331131231131² (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 = 11331131231096 and 11331131231105.

It is not an unprimeable number, because it can be changed into a prime (11331111231131) 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, 5759130 + ... + 7471936.

It is an arithmetic number, because the mean of its divisors is an integer number (1499713274700).

Almost surely, 2^{11331131231131} is an apocalyptic number.

11331131231131 is a deficient number, since it is larger than the sum of its proper divisors (666574966469).

11331131231131 is a wasteful number, since it uses less digits than its factorization.

11331131231131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101973.

The product of its digits is 486, while the sum is 25.

Adding to 11331131231131 its reverse (13113213113311), we get a palindrome (24444344344442).

The spelling of 11331131231131 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, two hundred thirty-one thousand, one hundred thirty-one".