202012200201001 has 2 divisors, whose sum is σ = 202012200201002. Its totient is φ = 202012200201000.

The previous prime is 202012200200989. The next prime is 202012200201023. The reversal of 202012200201001 is 100102002210202.

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., 128938750214400 + 73073449986601 = 11355120^2 + 8548301^2 .

It is a cyclic number.

It is not a de Polignac number, because 202012200201001 - 2⁴⁷ = 61274711845673 is a prime.

It is not a weakly prime, because it can be changed into another prime (202012200271001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101006100100500 + 101006100100501.

It is an arithmetic number, because the mean of its divisors is an integer number (101006100100501).

Almost surely, 2^{202012200201001} is an apocalyptic number.

It is an amenable number.

202012200201001 is a deficient number, since it is larger than the sum of its proper divisors (1).

202012200201001 is an equidigital number, since it uses as much as digits as its factorization.

202012200201001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202012200201001 its reverse (100102002210202), we get a palindrome (302114202411203).

The spelling of 202012200201001 in words is "two hundred two trillion, twelve billion, two hundred million, two hundred one thousand, one".