1123000220223 has 64 divisors (see below), whose sum is σ = 1909759610880. Its totient is φ = 638890965504.

The previous prime is 1123000220207. The next prime is 1123000220233. The reversal of 1123000220223 is 3220220003211.

It is not a de Polignac number, because 1123000220223 - 2⁴ = 1123000220207 is a prime.

It is a super-2 number, since 2×1123000220223² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123000220196 and 1123000220205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123000220233) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 41791290 + ... + 41818152.

It is an arithmetic number, because the mean of its divisors is an integer number (29839993920).

Almost surely, 2^{1123000220223} is an apocalyptic number.

1123000220223 is a deficient number, since it is larger than the sum of its proper divisors (786759390657).

1123000220223 is a wasteful number, since it uses less digits than its factorization.

1123000220223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27845 (or 27839 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1123000220223 its reverse (3220220003211), we get a palindrome (4343220223434).

The spelling of 1123000220223 in words is "one trillion, one hundred twenty-three billion, two hundred twenty thousand, two hundred twenty-three".