13223001123 has 12 divisors (see below), whose sum is σ = 19143011160. Its totient is φ = 8795432256.

The previous prime is 13223001091. The next prime is 13223001167. The reversal of 13223001123 is 32110032231.

It is not a de Polignac number, because 13223001123 - 2⁵ = 13223001091 is a prime.

It is a super-2 number, since 2×13223001123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13223001096 and 13223001105.

It is not an unprimeable number, because it can be changed into a prime (13223001193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1654278 + ... + 1662251.

It is an arithmetic number, because the mean of its divisors is an integer number (1595250930).

Almost surely, 2^13223001123 is an apocalyptic number.

13223001123 is a deficient number, since it is larger than the sum of its proper divisors (5920010037).

13223001123 is a wasteful number, since it uses less digits than its factorization.

13223001123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316978 (or 3316975 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13223001123 its reverse (32110032231), we get a palindrome (45333033354).

The spelling of 13223001123 in words is "thirteen billion, two hundred twenty-three million, one thousand, one hundred twenty-three".