103211303443 has 2 divisors, whose sum is σ = 103211303444. Its totient is φ = 103211303442.

The previous prime is 103211303407. The next prime is 103211303477. The reversal of 103211303443 is 344303112301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103211303443 is a prime.

It is not a weakly prime, because it can be changed into another prime (103211303843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51605651721 + 51605651722.

It is an arithmetic number, because the mean of its divisors is an integer number (51605651722).

Almost surely, 2^103211303443 is an apocalyptic number.

103211303443 is a deficient number, since it is larger than the sum of its proper divisors (1).

103211303443 is an equidigital number, since it uses as much as digits as its factorization.

103211303443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 103211303443 its reverse (344303112301), we get a palindrome (447514415744).

The spelling of 103211303443 in words is "one hundred three billion, two hundred eleven million, three hundred three thousand, four hundred forty-three".