103842243019 has 2 divisors, whose sum is σ = 103842243020. Its totient is φ = 103842243018.

The previous prime is 103842242947. The next prime is 103842243031. The reversal of 103842243019 is 910342248301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103842243019 - 2¹³ = 103842234827 is a prime.

It is a super-2 number, since 2×103842243019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103842243419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51921121509 + 51921121510.

It is an arithmetic number, because the mean of its divisors is an integer number (51921121510).

Almost surely, 2^103842243019 is an apocalyptic number.

103842243019 is a deficient number, since it is larger than the sum of its proper divisors (1).

103842243019 is an equidigital number, since it uses as much as digits as its factorization.

103842243019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 103842243019 in words is "one hundred three billion, eight hundred forty-two million, two hundred forty-three thousand, nineteen".