203413620601 has 2 divisors, whose sum is σ = 203413620602. Its totient is φ = 203413620600.

The previous prime is 203413620593. The next prime is 203413620629. The reversal of 203413620601 is 106026314302.

It is an a-pointer prime, because the next prime (203413620629) can be obtained adding 203413620601 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106913304576 + 96500316025 = 326976^2 + 310645^2 .

It is a cyclic number.

It is not a de Polignac number, because 203413620601 - 2³ = 203413620593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203413620601.

It is not a weakly prime, because it can be changed into another prime (203413620001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101706810300 + 101706810301.

It is an arithmetic number, because the mean of its divisors is an integer number (101706810301).

Almost surely, 2^203413620601 is an apocalyptic number.

It is an amenable number.

203413620601 is a deficient number, since it is larger than the sum of its proper divisors (1).

203413620601 is an equidigital number, since it uses as much as digits as its factorization.

203413620601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 203413620601 its reverse (106026314302), we get a palindrome (309439934903).

The spelling of 203413620601 in words is "two hundred three billion, four hundred thirteen million, six hundred twenty thousand, six hundred one".