1123423131300 has 72 divisors (see below), whose sum is σ = 3282620232192. Its totient is φ = 296613360000.

The previous prime is 1123423131283. The next prime is 1123423131331. The reversal of 1123423131300 is 31313243211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18508036 + ... + 18568635.

Almost surely, 2^{1123423131300} is an apocalyptic number.

1123423131300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123423131300 is an abundant number, since it is smaller than the sum of its proper divisors (2159197100892).

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

1123423131300 is a wasteful number, since it uses less digits than its factorization.

1123423131300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37076789 (or 37076782 counting only the distinct ones).

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

Adding to 1123423131300 its reverse (31313243211), we get a palindrome (1154736374511).

The spelling of 1123423131300 in words is "one trillion, one hundred twenty-three billion, four hundred twenty-three million, one hundred thirty-one thousand, three hundred".