1123030320000 has 160 divisors (see below), whose sum is σ = 3727619186280. Its totient is φ = 299474688000.

The previous prime is 1123030319987. The next prime is 1123030320019. The reversal of 1123030320000 is 230303211.

It is a tau number, because it is divible by the number of its divisors (160).

It is a super-2 number, since 2×1123030320000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 2099647 + ... + 2579646.

Almost surely, 2^{1123030320000} is an apocalyptic number.

1123030320000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123030320000 is an abundant number, since it is smaller than the sum of its proper divisors (2604588866280).

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

1123030320000 is an frugal number, since it uses more digits than its factorization.

1123030320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4679330 (or 4679303 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 1123030320000 its reverse (230303211), we get a palindrome (1123260623211).

The spelling of 1123030320000 in words is "one trillion, one hundred twenty-three billion, thirty million, three hundred twenty thousand".