1122231112321 has 8 divisors (see below), whose sum is σ = 1224493320384. Its totient is φ = 1020009103920.

The previous prime is 1122231112319. The next prime is 1122231112337. The reversal of 1122231112321 is 1232111322211.

It is a happy number.

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 1122231112321 - 2¹ = 1122231112319 is a prime.

It is a super-2 number, since 2×1122231112321² (a number of 25 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 = 1122231112292 and 1122231112301.

It is not an unprimeable number, because it can be changed into a prime (1122231112361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9991525 + ... + 10103218.

It is an arithmetic number, because the mean of its divisors is an integer number (153061665048).

Almost surely, 2^{1122231112321} is an apocalyptic number.

1122231112321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1122231112321 is a deficient number, since it is larger than the sum of its proper divisors (102262208063).

1122231112321 is a wasteful number, since it uses less digits than its factorization.

1122231112321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20099831.

The product of its digits is 288, while the sum is 22.

Adding to 1122231112321 its reverse (1232111322211), we get a palindrome (2354342434532).

The spelling of 1122231112321 in words is "one trillion, one hundred twenty-two billion, two hundred thirty-one million, one hundred twelve thousand, three hundred twenty-one".