110421431 has 4 divisors (see below), whose sum is σ = 113405832. Its totient is φ = 107437032.

The previous prime is 110421383. The next prime is 110421433. The reversal of 110421431 is 134124011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 110421431 - 2¹⁴ = 110405047 is a prime.

It is a super-2 number, since 2×110421431² = 24385784848175522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110421433) 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, 1492145 + ... + 1492218.

It is an arithmetic number, because the mean of its divisors is an integer number (28351458).

Almost surely, 2^110421431 is an apocalyptic number.

110421431 is a deficient number, since it is larger than the sum of its proper divisors (2984401).

110421431 is an equidigital number, since it uses as much as digits as its factorization.

110421431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984400.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 110421431 is about 10508.1602100463. The cubic root of 110421431 is about 479.7531007433.

Adding to 110421431 its reverse (134124011), we get a palindrome (244545442).

The spelling of 110421431 in words is "one hundred ten million, four hundred twenty-one thousand, four hundred thirty-one".