103021120103 has 4 divisors (see below), whose sum is σ = 112386676488. Its totient is φ = 93655563720.

The previous prime is 103021120073. The next prime is 103021120121. The reversal of 103021120103 is 301021120301.

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 103021120103 - 2⁶ = 103021120039 is a prime.

It is a super-2 number, since 2×103021120103² (a number of 23 digits) 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 (103021120183) 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, 4682778176 + ... + 4682778197.

It is an arithmetic number, because the mean of its divisors is an integer number (28096669122).

Almost surely, 2^103021120103 is an apocalyptic number.

103021120103 is a deficient number, since it is larger than the sum of its proper divisors (9365556385).

103021120103 is an equidigital number, since it uses as much as digits as its factorization.

103021120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9365556384.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 103021120103 its reverse (301021120301), we get a palindrome (404042240404).

The spelling of 103021120103 in words is "one hundred three billion, twenty-one million, one hundred twenty thousand, one hundred three".