110421205 has 16 divisors (see below), whose sum is σ = 143567424. Its totient is φ = 81204480.

The previous prime is 110421203. The next prime is 110421247. The reversal of 110421205 is 502124011.

It is not a de Polignac number, because 110421205 - 2¹ = 110421203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110421203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11451 + ... + 18760.

It is an arithmetic number, because the mean of its divisors is an integer number (8972964).

Almost surely, 2^110421205 is an apocalyptic number.

It is an amenable number.

110421205 is a deficient number, since it is larger than the sum of its proper divisors (33146219).

110421205 is a wasteful number, since it uses less digits than its factorization.

110421205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30276.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 110421205 is about 10508.1494564933. The cubic root of 110421205 is about 479.7527734388.

Adding to 110421205 its reverse (502124011), we get a palindrome (612545216).

The spelling of 110421205 in words is "one hundred ten million, four hundred twenty-one thousand, two hundred five".