103020445443 has 4 divisors (see below), whose sum is σ = 137360593928. Its totient is φ = 68680296960.

The previous prime is 103020445441. The next prime is 103020445483. The reversal of 103020445443 is 344544020301.

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

It is not a de Polignac number, because 103020445443 - 2¹ = 103020445441 is a prime.

It is a super-2 number, since 2×103020445443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103020445443.

It is not an unprimeable number, because it can be changed into a prime (103020445441) 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, 17170074238 + ... + 17170074243.

It is an arithmetic number, because the mean of its divisors is an integer number (34340148482).

Almost surely, 2^103020445443 is an apocalyptic number.

103020445443 is a deficient number, since it is larger than the sum of its proper divisors (34340148485).

103020445443 is an equidigital number, since it uses as much as digits as its factorization.

103020445443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34340148484.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 103020445443 its reverse (344544020301), we get a palindrome (447564465744).

The spelling of 103020445443 in words is "one hundred three billion, twenty million, four hundred forty-five thousand, four hundred forty-three".