1123230311122 has 16 divisors (see below), whose sum is σ = 1687954550040. Its totient is φ = 560579334912.

The previous prime is 1123230311107. The next prime is 1123230311171. The reversal of 1123230311122 is 2211130323211.

It can be written as a sum of positive squares in 4 ways, for example, as 655936390201 + 467293920921 = 809899^2 + 683589^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1123230311093 and 1123230311102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4083898 + ... + 4350250.

Almost surely, 2^{1123230311122} is an apocalyptic number.

1123230311122 is a deficient number, since it is larger than the sum of its proper divisors (564724238918).

1123230311122 is a wasteful number, since it uses less digits than its factorization.

1123230311122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270237.

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

Adding to 1123230311122 its reverse (2211130323211), we get a palindrome (3334360634333).

The spelling of 1123230311122 in words is "one trillion, one hundred twenty-three billion, two hundred thirty million, three hundred eleven thousand, one hundred twenty-two".