110545220 has 24 divisors (see below), whose sum is σ = 245801304. Its totient is φ = 41616896.

The previous prime is 110545181. The next prime is 110545223. The reversal of 110545220 is 22545011.

It can be written as a sum of positive squares in 4 ways, for example, as 40119556 + 70425664 = 6334^2 + 8392^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 110545192 and 110545201.

It is not an unprimeable number, because it can be changed into a prime (110545223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162227 + ... + 162906.

It is an arithmetic number, because the mean of its divisors is an integer number (10241721).

Almost surely, 2^110545220 is an apocalyptic number.

110545220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110545220 is an abundant number, since it is smaller than the sum of its proper divisors (135256084).

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

110545220 is a wasteful number, since it uses less digits than its factorization.

110545220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325159 (or 325157 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 110545220 is about 10514.0486968627. The cubic root of 110545220 is about 479.9323110569.

The spelling of 110545220 in words is "one hundred ten million, five hundred forty-five thousand, two hundred twenty".