103320043 has 4 divisors (see below), whose sum is σ = 108757960. Its totient is φ = 97882128.

The previous prime is 103320037. The next prime is 103320073. The reversal of 103320043 is 340023301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 340023301 = 3559 ⋅95539.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103320043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103319999 and 103320026.

It is not an unprimeable number, because it can be changed into a prime (103320073) 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 3 ways as a sum of consecutive naturals, for example, 2718930 + ... + 2718967.

It is an arithmetic number, because the mean of its divisors is an integer number (27189490).

Almost surely, 2^103320043 is an apocalyptic number.

103320043 is a deficient number, since it is larger than the sum of its proper divisors (5437917).

103320043 is an equidigital number, since it uses as much as digits as its factorization.

103320043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5437916.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 103320043 is about 10164.6467228330. The cubic root of 103320043 is about 469.2398198841.

Adding to 103320043 its reverse (340023301), we get a palindrome (443343344).

The spelling of 103320043 in words is "one hundred three million, three hundred twenty thousand, forty-three".