110040421 has 4 divisors (see below), whose sum is σ = 113590144. Its totient is φ = 106490700.

The previous prime is 110040407. The next prime is 110040467. The reversal of 110040421 is 124040011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110040421 - 2¹¹ = 110038373 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 (110040121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1774815 + ... + 1774876.

It is an arithmetic number, because the mean of its divisors is an integer number (28397536).

Almost surely, 2^110040421 is an apocalyptic number.

It is an amenable number.

110040421 is a deficient number, since it is larger than the sum of its proper divisors (3549723).

110040421 is an equidigital number, since it uses as much as digits as its factorization.

110040421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549722.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 110040421 is about 10490.0153002748. The cubic root of 110040421 is about 479.2006676045.

Adding to 110040421 its reverse (124040011), we get a palindrome (234080432).

The spelling of 110040421 in words is "one hundred ten million, forty thousand, four hundred twenty-one".