11332221312231 has 96 divisors (see below), whose sum is σ = 17755552512000. Its totient is φ = 7135807674240.

The previous prime is 11332221312199. The next prime is 11332221312259. The reversal of 11332221312231 is 13221312223311.

11332221312231 is a `hidden beast` number, since 1 + 1 + 3 + 322 + 2 + 1 + 312 + 23 + 1 = 666.

It is not a de Polignac number, because 11332221312231 - 2⁵ = 11332221312199 is a prime.

It is a super-2 number, since 2×11332221312231² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11332221312195 and 11332221312204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11332221311231) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4177006131 + ... + 4177008843.

It is an arithmetic number, because the mean of its divisors is an integer number (184953672000).

Almost surely, 2^{11332221312231} is an apocalyptic number.

11332221312231 is a deficient number, since it is larger than the sum of its proper divisors (6423331199769).

11332221312231 is a wasteful number, since it uses less digits than its factorization.

11332221312231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5538 (or 5489 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 11332221312231 its reverse (13221312223311), we get a palindrome (24553533535542).

The spelling of 11332221312231 in words is "eleven trillion, three hundred thirty-two billion, two hundred twenty-one million, three hundred twelve thousand, two hundred thirty-one".