103204421239 has 2 divisors, whose sum is σ = 103204421240. Its totient is φ = 103204421238.

The previous prime is 103204421237. The next prime is 103204421347. The reversal of 103204421239 is 932124402301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103204421239 - 2¹ = 103204421237 is a prime.

Together with 103204421237, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 103204421239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103204421231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51602210619 + 51602210620.

It is an arithmetic number, because the mean of its divisors is an integer number (51602210620).

Almost surely, 2^103204421239 is an apocalyptic number.

103204421239 is a deficient number, since it is larger than the sum of its proper divisors (1).

103204421239 is an equidigital number, since it uses as much as digits as its factorization.

103204421239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 103204421239 in words is "one hundred three billion, two hundred four million, four hundred twenty-one thousand, two hundred thirty-nine".