103130303443 has 2 divisors, whose sum is σ = 103130303444. Its totient is φ = 103130303442.

The previous prime is 103130303351. The next prime is 103130303449. The reversal of 103130303443 is 344303031301.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103130303443 is a prime.

It is not a weakly prime, because it can be changed into another prime (103130303449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51565151721 + 51565151722.

It is an arithmetic number, because the mean of its divisors is an integer number (51565151722).

Almost surely, 2^103130303443 is an apocalyptic number.

103130303443 is a deficient number, since it is larger than the sum of its proper divisors (1).

103130303443 is an equidigital number, since it uses as much as digits as its factorization.

103130303443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 103130303443 its reverse (344303031301), we get a palindrome (447433334744).

The spelling of 103130303443 in words is "one hundred three billion, one hundred thirty million, three hundred three thousand, four hundred forty-three".