11331131233205 has 32 divisors (see below), whose sum is σ = 16554889776384. Its totient is φ = 7268000265216.

The previous prime is 11331131233187. The next prime is 11331131233211. The reversal of 11331131233205 is 50233213113311.

11331131233205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11331131233205 - 2⁶ = 11331131233141 is a prime.

It is a super-2 number, since 2×11331131233205² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58319942 + ... + 58513911.

It is an arithmetic number, because the mean of its divisors is an integer number (517340305512).

Almost surely, 2^{11331131233205} is an apocalyptic number.

It is an amenable number.

11331131233205 is a deficient number, since it is larger than the sum of its proper divisors (5223758543179).

11331131233205 is a wasteful number, since it uses less digits than its factorization.

11331131233205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116834045.

The product of its (nonzero) digits is 4860, while the sum is 29.

Adding to 11331131233205 its reverse (50233213113311), we get a palindrome (61564344346516).

The spelling of 11331131233205 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, two hundred thirty-three thousand, two hundred five".