125322100420201 has 2 divisors, whose sum is σ = 125322100420202. Its totient is φ = 125322100420200.

The previous prime is 125322100420199. The next prime is 125322100420213. The reversal of 125322100420201 is 102024001223521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94282449307225 + 31039651112976 = 9709915^2 + 5571324^2 .

It is a cyclic number.

It is not a de Polignac number, because 125322100420201 - 2¹ = 125322100420199 is a prime.

Together with 125322100420199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (125322100420271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62661050210100 + 62661050210101.

It is an arithmetic number, because the mean of its divisors is an integer number (62661050210101).

Almost surely, 2^{125322100420201} is an apocalyptic number.

It is an amenable number.

125322100420201 is a deficient number, since it is larger than the sum of its proper divisors (1).

125322100420201 is an equidigital number, since it uses as much as digits as its factorization.

125322100420201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 125322100420201 its reverse (102024001223521), we get a palindrome (227346101643722).

The spelling of 125322100420201 in words is "one hundred twenty-five trillion, three hundred twenty-two billion, one hundred million, four hundred twenty thousand, two hundred one".