10120010993 has 2 divisors, whose sum is σ = 10120010994. Its totient is φ = 10120010992.

The previous prime is 10120010987. The next prime is 10120011023. The reversal of 10120010993 is 39901002101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6659865664 + 3460145329 = 81608^2 + 58823^2 .

It is an emirp because it is prime and its reverse (39901002101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10120010993 - 2⁸ = 10120010737 is a prime.

It is not a weakly prime, because it can be changed into another prime (10120010093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060005496 + 5060005497.

It is an arithmetic number, because the mean of its divisors is an integer number (5060005497).

Almost surely, 2^10120010993 is an apocalyptic number.

It is an amenable number.

10120010993 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120010993 is an equidigital number, since it uses as much as digits as its factorization.

10120010993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 26.

The spelling of 10120010993 in words is "ten billion, one hundred twenty million, ten thousand, nine hundred ninety-three".