103220123009999 has 2 divisors, whose sum is σ = 103220123010000. Its totient is φ = 103220123009998.

The previous prime is 103220123009987. The next prime is 103220123010013. The reversal of 103220123009999 is 999900321022301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103220123009999 - 2¹² = 103220123005903 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103220123009959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51610061504999 + 51610061505000.

It is an arithmetic number, because the mean of its divisors is an integer number (51610061505000).

Almost surely, 2^{103220123009999} is an apocalyptic number.

103220123009999 is a deficient number, since it is larger than the sum of its proper divisors (1).

103220123009999 is an equidigital number, since it uses as much as digits as its factorization.

103220123009999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472392, while the sum is 50.

The spelling of 103220123009999 in words is "one hundred three trillion, two hundred twenty billion, one hundred twenty-three million, nine thousand, nine hundred ninety-nine".