101800322282825 has 12 divisors (see below), whose sum is σ = 129311238647388. Its totient is φ = 79453910073600.

The previous prime is 101800322282821. The next prime is 101800322282849. The reversal of 101800322282825 is 528282223008101.

It can be written as a sum of positive squares in 6 ways, for example, as 5163715409161 + 96636606873664 = 2272381^2 + 9830392^2 .

It is not a de Polignac number, because 101800322282825 - 2² = 101800322282821 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101800322282821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49658692772 + ... + 49658694821.

It is an arithmetic number, because the mean of its divisors is an integer number (10775936553949).

Almost surely, 2^{101800322282825} is an apocalyptic number.

It is an amenable number.

101800322282825 is a deficient number, since it is larger than the sum of its proper divisors (27510916364563).

101800322282825 is an equidigital number, since it uses as much as digits as its factorization.

101800322282825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99317387644 (or 99317387639 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 44.

The spelling of 101800322282825 in words is "one hundred one trillion, eight hundred billion, three hundred twenty-two million, two hundred eighty-two thousand, eight hundred twenty-five".