101200997825797 has 2 divisors, whose sum is σ = 101200997825798. Its totient is φ = 101200997825796.

The previous prime is 101200997825789. The next prime is 101200997825803. The reversal of 101200997825797 is 797528799002101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101196075259876 + 4922565921 = 10059626^2 + 70161^2 .

It is a cyclic number.

It is not a de Polignac number, because 101200997825797 - 2³ = 101200997825789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101200997825497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600498912898 + 50600498912899.

It is an arithmetic number, because the mean of its divisors is an integer number (50600498912899).

Almost surely, 2^{101200997825797} is an apocalyptic number.

It is an amenable number.

101200997825797 is a deficient number, since it is larger than the sum of its proper divisors (1).

101200997825797 is an equidigital number, since it uses as much as digits as its factorization.

101200997825797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40007520, while the sum is 67.

The spelling of 101200997825797 in words is "one hundred one trillion, two hundred billion, nine hundred ninety-seven million, eight hundred twenty-five thousand, seven hundred ninety-seven".