1123230022123 has 16 divisors (see below), whose sum is σ = 1252500848640. Its totient is φ = 998523472000.

The previous prime is 1123230022087. The next prime is 1123230022133. The reversal of 1123230022123 is 3212200323211.

It is a cyclic number.

It is not a de Polignac number, because 1123230022123 - 2⁹ = 1123230021611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123230022094 and 1123230022103.

It is not an unprimeable number, because it can be changed into a prime (1123230022133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348718 + ... + 1538851.

It is an arithmetic number, because the mean of its divisors is an integer number (78281303040).

Almost surely, 2^{1123230022123} is an apocalyptic number.

1123230022123 is a deficient number, since it is larger than the sum of its proper divisors (129270826517).

1123230022123 is a wasteful number, since it uses less digits than its factorization.

1123230022123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888778.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1123230022123 its reverse (3212200323211), we get a palindrome (4335430345334).

The spelling of 1123230022123 in words is "one trillion, one hundred twenty-three billion, two hundred thirty million, twenty-two thousand, one hundred twenty-three".