125322100420213 has 2 divisors, whose sum is σ = 125322100420214. Its totient is φ = 125322100420212.

The previous prime is 125322100420201. The next prime is 125322100420229. The reversal of 125322100420213 is 312024001223521.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76258337690404 + 49063762729809 = 8732602^2 + 7004553^2 .

It is a cyclic number.

It is not a de Polignac number, because 125322100420213 - 2³³ = 125313510485621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125322100420273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62661050210106 + 62661050210107.

It is an arithmetic number, because the mean of its divisors is an integer number (62661050210107).

Almost surely, 2^{125322100420213} is an apocalyptic number.

It is an amenable number.

125322100420213 is a deficient number, since it is larger than the sum of its proper divisors (1).

125322100420213 is an equidigital number, since it uses as much as digits as its factorization.

125322100420213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 125322100420213 its reverse (312024001223521), we get a palindrome (437346101643734).

The spelling of 125322100420213 in words is "one hundred twenty-five trillion, three hundred twenty-two billion, one hundred million, four hundred twenty thousand, two hundred thirteen".