102001227001 has 2 divisors, whose sum is σ = 102001227002. Its totient is φ = 102001227000.

The previous prime is 102001226993. The next prime is 102001227109. The reversal of 102001227001 is 100722100201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61881537600 + 40119689401 = 248760^2 + 200299^2 .

It is a cyclic number.

It is not a de Polignac number, because 102001227001 - 2³ = 102001226993 is a prime.

It is not a weakly prime, because it can be changed into another prime (102002227001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000613500 + 51000613501.

It is an arithmetic number, because the mean of its divisors is an integer number (51000613501).

Almost surely, 2^102001227001 is an apocalyptic number.

It is an amenable number.

102001227001 is a deficient number, since it is larger than the sum of its proper divisors (1).

102001227001 is an equidigital number, since it uses as much as digits as its factorization.

102001227001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 102001227001 its reverse (100722100201), we get a palindrome (202723327202).

The spelling of 102001227001 in words is "one hundred two billion, one million, two hundred twenty-seven thousand, one".