1121123320324 has 48 divisors (see below), whose sum is σ = 2341685396736. Its totient is φ = 459207936000.

The previous prime is 1121123320297. The next prime is 1121123320327. The reversal of 1121123320324 is 4230233211211.

It is a super-2 number, since 2×1121123320324² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1121123320327) 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, 48684 + ... + 1498204.

It is an arithmetic number, because the mean of its divisors is an integer number (48785112432).

Almost surely, 2^{1121123320324} is an apocalyptic number.

1121123320324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121123320324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1170842698368).

1121123320324 is an abundant number, since it is smaller than the sum of its proper divisors (1220562076412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121123320324 is a wasteful number, since it uses less digits than its factorization.

1121123320324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450756 (or 1450754 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1121123320324 its reverse (4230233211211), we get a palindrome (5351356531535).

The spelling of 1121123320324 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-three million, three hundred twenty thousand, three hundred twenty-four".