1120123230440 has 16 divisors (see below), whose sum is σ = 2520277268580. Its totient is φ = 448049292160.

The previous prime is 1120123230409. The next prime is 1120123230467. The reversal of 1120123230440 is 440323210211.

It can be written as a sum of positive squares in 2 ways, for example, as 1102445400676 + 17677829764 = 1049974^2 + 132958^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14001540341 + ... + 14001540420.

Almost surely, 2^{1120123230440} is an apocalyptic number.

1120123230440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120123230440 is an abundant number, since it is smaller than the sum of its proper divisors (1400154038140).

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

1120123230440 is a wasteful number, since it uses less digits than its factorization.

1120123230440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28003080772 (or 28003080768 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1120123230440 its reverse (440323210211), we get a palindrome (1560446440651).

The spelling of 1120123230440 in words is "one trillion, one hundred twenty billion, one hundred twenty-three million, two hundred thirty thousand, four hundred forty".