Adding to 23120 its product of nonzero digits (12), we get a palindrome (23132).
Adding to 23120 its reverse (2132), we get a palindrome (25252).
23120 is an undulating number in base 13.
It is a plaindrome in base 12.
It is a zygodrome in base 4.
It is a congruent number.
It is an unprimeable number.
223120 is an apocalyptic number.
23120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28551).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23120 is a wasteful number, since it uses less digits than its factorization.
23120 is an evil number, because the sum of its binary digits is even.
The square root of 23120 is about 152.0526224700. The cubic root of 23120 is about 28.4880425883.
The spelling of 23120 in words is "twenty-three thousand, one hundred twenty", and thus it is an iban number.