103044021 has 8 divisors (see below), whose sum is σ = 145473984. Its totient is φ = 64655040.

The previous prime is 103044013. The next prime is 103044023. The reversal of 103044021 is 120440301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103044021 - 2³ = 103044013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103044023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010185 + ... + 1010286.

It is an arithmetic number, because the mean of its divisors is an integer number (18184248).

Almost surely, 2^103044021 is an apocalyptic number.

It is an amenable number.

103044021 is a deficient number, since it is larger than the sum of its proper divisors (42429963).

103044021 is a wasteful number, since it uses less digits than its factorization.

103044021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020491.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 103044021 is about 10151.0600924238. The cubic root of 103044021 is about 468.8215853695.

Adding to 103044021 its reverse (120440301), we get a palindrome (223484322).

The spelling of 103044021 in words is "one hundred three million, forty-four thousand, twenty-one".