10123420328507 has 2 divisors, whose sum is σ = 10123420328508. Its totient is φ = 10123420328506.

The previous prime is 10123420328479. The next prime is 10123420328569. The reversal of 10123420328507 is 70582302432101.

It is a weak prime.

It is an emirp because it is prime and its reverse (70582302432101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10123420328507 - 2⁸ = 10123420328251 is a prime.

It is not a weakly prime, because it can be changed into another prime (10123420328207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061710164253 + 5061710164254.

It is an arithmetic number, because the mean of its divisors is an integer number (5061710164254).

Almost surely, 2^{10123420328507} is an apocalyptic number.

10123420328507 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123420328507 is an equidigital number, since it uses as much as digits as its factorization.

10123420328507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 10123420328507 in words is "ten trillion, one hundred twenty-three billion, four hundred twenty million, three hundred twenty-eight thousand, five hundred seven".