1121113121323 has 16 divisors (see below), whose sum is σ = 1210698961920. Its totient is φ = 1032008294304.

The previous prime is 1121113121291. The next prime is 1121113121327. The reversal of 1121113121323 is 3231213111211.

It is not a de Polignac number, because 1121113121323 - 2⁵ = 1121113121291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121113121294 and 1121113121303.

It is not an unprimeable number, because it can be changed into a prime (1121113121327) 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, 9173940 + ... + 9295342.

It is an arithmetic number, because the mean of its divisors is an integer number (75668685120).

Almost surely, 2^{1121113121323} is an apocalyptic number.

1121113121323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1121113121323 is a deficient number, since it is larger than the sum of its proper divisors (89585840597).

1121113121323 is a wasteful number, since it uses less digits than its factorization.

1121113121323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123378.

The product of its digits is 216, while the sum is 22.

Adding to 1121113121323 its reverse (3231213111211), we get a palindrome (4352326232534).

The spelling of 1121113121323 in words is "one trillion, one hundred twenty-one billion, one hundred thirteen million, one hundred twenty-one thousand, three hundred twenty-three".