78920003130223 has 2 divisors, whose sum is σ = 78920003130224. Its totient is φ = 78920003130222.

The previous prime is 78920003130209. The next prime is 78920003130247. The reversal of 78920003130223 is 32203130002987.

It is a weak prime.

It is an emirp because it is prime and its reverse (32203130002987) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 78920003130223 - 2⁵ = 78920003130191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78920003130203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39460001565111 + 39460001565112.

It is an arithmetic number, because the mean of its divisors is an integer number (39460001565112).

Almost surely, 2^{78920003130223} is an apocalyptic number.

78920003130223 is a deficient number, since it is larger than the sum of its proper divisors (1).

78920003130223 is an equidigital number, since it uses as much as digits as its factorization.

78920003130223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 78920003130223 in words is "seventy-eight trillion, nine hundred twenty billion, three million, one hundred thirty thousand, two hundred twenty-three".