10320199973 has 2 divisors, whose sum is σ = 10320199974. Its totient is φ = 10320199972.

The previous prime is 10320199957. The next prime is 10320200017. The reversal of 10320199973 is 37999102301.

It is an a-pointer prime, because the next prime (10320200017) can be obtained adding 10320199973 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6932727169 + 3387472804 = 83263^2 + 58202^2 .

It is a cyclic number.

It is not a de Polignac number, because 10320199973 - 2⁴ = 10320199957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10320199943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160099986 + 5160099987.

It is an arithmetic number, because the mean of its divisors is an integer number (5160099987).

Almost surely, 2^10320199973 is an apocalyptic number.

It is an amenable number.

10320199973 is a deficient number, since it is larger than the sum of its proper divisors (1).

10320199973 is an equidigital number, since it uses as much as digits as its factorization.

10320199973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91854, while the sum is 44.

The spelling of 10320199973 in words is "ten billion, three hundred twenty million, one hundred ninety-nine thousand, nine hundred seventy-three".