20010201233201 has 2 divisors, whose sum is σ = 20010201233202. Its totient is φ = 20010201233200.

The previous prime is 20010201233177. The next prime is 20010201233207. The reversal of 20010201233201 is 10233210201002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10142466956176 + 9867734277025 = 3184724^2 + 3141295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20010201233201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20010201233201.

It is not a weakly prime, because it can be changed into another prime (20010201233207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005100616600 + 10005100616601.

It is an arithmetic number, because the mean of its divisors is an integer number (10005100616601).

Almost surely, 2^{20010201233201} is an apocalyptic number.

It is an amenable number.

20010201233201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010201233201 is an equidigital number, since it uses as much as digits as its factorization.

20010201233201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20010201233201 its reverse (10233210201002), we get a palindrome (30243411434203).

The spelling of 20010201233201 in words is "twenty trillion, ten billion, two hundred one million, two hundred thirty-three thousand, two hundred one".