1123312332120 has 128 divisors (see below), whose sum is σ = 3775654391040. Its totient is φ = 264958179840.

The previous prime is 1123312332047. The next prime is 1123312332133. The reversal of 1123312332120 is 212332133211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11451082 + ... + 11548761.

It is an arithmetic number, because the mean of its divisors is an integer number (29497299930).

Almost surely, 2^{1123312332120} is an apocalyptic number.

1123312332120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123312332120 is an abundant number, since it is smaller than the sum of its proper divisors (2652342058920).

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

1123312332120 is a wasteful number, since it uses less digits than its factorization.

1123312332120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22999905 (or 22999901 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1123312332120 its reverse (212332133211), we get a palindrome (1335644465331).

The spelling of 1123312332120 in words is "one trillion, one hundred twenty-three billion, three hundred twelve million, three hundred thirty-two thousand, one hundred twenty".