1123113322120 has 64 divisors (see below), whose sum is σ = 2660152492800. Its totient is φ = 425577277440.

The previous prime is 1123113322109. The next prime is 1123113322127. The reversal of 1123113322120 is 212233113211.

It is a super-2 number, since 2×1123113322120² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123113322091 and 1123113322100.

It is not an unprimeable number, because it can be changed into a prime (1123113322127) 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, 20437080 + ... + 20491960.

It is an arithmetic number, because the mean of its divisors is an integer number (41564882700).

Almost surely, 2^{1123113322120} is an apocalyptic number.

1123113322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123113322120 is an abundant number, since it is smaller than the sum of its proper divisors (1537039170680).

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

1123113322120 is a wasteful number, since it uses less digits than its factorization.

1123113322120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81838 (or 81834 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1123113322120 its reverse (212233113211), we get a palindrome (1335346435331).

The spelling of 1123113322120 in words is "one trillion, one hundred twenty-three billion, one hundred thirteen million, three hundred twenty-two thousand, one hundred twenty".