245401323112201 has 2 divisors, whose sum is σ = 245401323112202. Its totient is φ = 245401323112200.

The previous prime is 245401323112133. The next prime is 245401323112219. The reversal of 245401323112201 is 102211323104542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169856091423225 + 75545231688976 = 13032885^2 + 8691676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245401323112201 is a prime.

It is not a weakly prime, because it can be changed into another prime (245401323112271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122700661556100 + 122700661556101.

It is an arithmetic number, because the mean of its divisors is an integer number (122700661556101).

Almost surely, 2^{245401323112201} is an apocalyptic number.

It is an amenable number.

245401323112201 is a deficient number, since it is larger than the sum of its proper divisors (1).

245401323112201 is an equidigital number, since it uses as much as digits as its factorization.

245401323112201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 245401323112201 its reverse (102211323104542), we get a palindrome (347612646216743).

The spelling of 245401323112201 in words is "two hundred forty-five trillion, four hundred one billion, three hundred twenty-three million, one hundred twelve thousand, two hundred one".