1123300331121 has 16 divisors (see below), whose sum is σ = 1576584396800. Its totient is φ = 709442702928.

The previous prime is 1123300331099. The next prime is 1123300331177. The reversal of 1123300331121 is 1211330033211.

It is a happy number.

It is not a de Polignac number, because 1123300331121 - 2⁵ = 1123300331089 is a prime.

It is a super-2 number, since 2×1123300331121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123300331821) 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, 7329540 + ... + 7481226.

It is an arithmetic number, because the mean of its divisors is an integer number (98536524800).

Almost surely, 2^{1123300331121} is an apocalyptic number.

It is an amenable number.

1123300331121 is a deficient number, since it is larger than the sum of its proper divisors (453284065679).

1123300331121 is a wasteful number, since it uses less digits than its factorization.

1123300331121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281628.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1123300331121 its reverse (1211330033211), we get a palindrome (2334630364332).

The spelling of 1123300331121 in words is "one trillion, one hundred twenty-three billion, three hundred million, three hundred thirty-one thousand, one hundred twenty-one".