110431020 has 96 divisors (see below), whose sum is σ = 355170816. Its totient is φ = 25113600.

The previous prime is 110431003. The next prime is 110431039. The reversal of 110431020 is 20134011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 110430987 and 110431005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100675 + ... + 101765.

It is an arithmetic number, because the mean of its divisors is an integer number (3699696).

Almost surely, 2^110431020 is an apocalyptic number.

110431020 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 110431020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177585408).

110431020 is an abundant number, since it is smaller than the sum of its proper divisors (244739796).

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

110431020 is a wasteful number, since it uses less digits than its factorization.

110431020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351 (or 1349 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 110431020 is about 10508.6164645970. The cubic root of 110431020 is about 479.7669875986.

Adding to 110431020 its reverse (20134011), we get a palindrome (130565031).

The spelling of 110431020 in words is "one hundred ten million, four hundred thirty-one thousand, twenty".