110023020 has 72 divisors (see below), whose sum is σ = 338476320. Its totient is φ = 28922880.

The previous prime is 110023009. The next prime is 110023027. The reversal of 110023020 is 20320011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 110022993 and 110023011.

It is not an unprimeable number, because it can be changed into a prime (110023027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8476 + ... + 17084.

It is an arithmetic number, because the mean of its divisors is an integer number (4701060).

Almost surely, 2^110023020 is an apocalyptic number.

110023020 is a gapful number since it is divisible by the number (10) 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 110023020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169238160).

110023020 is an abundant number, since it is smaller than the sum of its proper divisors (228453300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110023020 is a wasteful number, since it uses less digits than its factorization.

110023020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8695 (or 8690 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 110023020 is about 10489.1858597319. The cubic root of 110023020 is about 479.1754071584.

Adding to 110023020 its reverse (20320011), we get a palindrome (130343031).

The spelling of 110023020 in words is "one hundred ten million, twenty-three thousand, twenty".