1121321242223 has 8 divisors (see below), whose sum is σ = 1380087682848. Its totient is φ = 887199224544.

The previous prime is 1121321242211. The next prime is 1121321242271. The reversal of 1121321242223 is 3222421231211.

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 1121321242223 - 2⁶ = 1121321242159 is a prime.

It is a super-2 number, since 2×1121321242223² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121321242192 and 1121321242201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121321247223) 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, 6161105636 + ... + 6161105817.

It is an arithmetic number, because the mean of its divisors is an integer number (172510960356).

Almost surely, 2^{1121321242223} is an apocalyptic number.

1121321242223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1121321242223 is a deficient number, since it is larger than the sum of its proper divisors (258766440625).

1121321242223 is a wasteful number, since it uses less digits than its factorization.

1121321242223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12322211473.

The product of its digits is 2304, while the sum is 26.

Adding to 1121321242223 its reverse (3222421231211), we get a palindrome (4343742473434).

The spelling of 1121321242223 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-one million, two hundred forty-two thousand, two hundred twenty-three".