103128021385927 has 2 divisors, whose sum is σ = 103128021385928. Its totient is φ = 103128021385926.

The previous prime is 103128021385889. The next prime is 103128021385943. The reversal of 103128021385927 is 729583120821301.

It is a strong prime.

It is an emirp because it is prime and its reverse (729583120821301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103128021385927 - 2³¹ = 103125873902279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103128021385957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51564010692963 + 51564010692964.

It is an arithmetic number, because the mean of its divisors is an integer number (51564010692964).

Almost surely, 2^{103128021385927} is an apocalyptic number.

103128021385927 is a deficient number, since it is larger than the sum of its proper divisors (1).

103128021385927 is an equidigital number, since it uses as much as digits as its factorization.

103128021385927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 103128021385927 in words is "one hundred three trillion, one hundred twenty-eight billion, twenty-one million, three hundred eighty-five thousand, nine hundred twenty-seven".