11231123323331 has 16 divisors (see below), whose sum is σ = 11273984676000. Its totient is φ = 11188362178560.

The previous prime is 11231123323289. The next prime is 11231123323351. The reversal of 11231123323331 is 13332332113211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11231123323331 is a prime.

It is a super-2 number, since 2×11231123323331² (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 = 11231123323294 and 11231123323303.

It is not an unprimeable number, because it can be changed into a prime (11231123323351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681450611 + ... + 681467091.

It is an arithmetic number, because the mean of its divisors is an integer number (704624042250).

Almost surely, 2^{11231123323331} is an apocalyptic number.

11231123323331 is a deficient number, since it is larger than the sum of its proper divisors (42861352669).

11231123323331 is a wasteful number, since it uses less digits than its factorization.

11231123323331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19366.

The product of its digits is 5832, while the sum is 29.

Adding to 11231123323331 its reverse (13332332113211), we get a palindrome (24563455436542).

The spelling of 11231123323331 in words is "eleven trillion, two hundred thirty-one billion, one hundred twenty-three million, three hundred twenty-three thousand, three hundred thirty-one".