202000122001 has 2 divisors, whose sum is σ = 202000122002. Its totient is φ = 202000122000.

The previous prime is 202000121993. The next prime is 202000122019. The reversal of 202000122001 is 100221000202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 201981931776 + 18190225 = 449424^2 + 4265^2 .

It is a cyclic number.

It is not a de Polignac number, because 202000122001 - 2³ = 202000121993 is a prime.

It is not a weakly prime, because it can be changed into another prime (202000122031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101000061000 + 101000061001.

It is an arithmetic number, because the mean of its divisors is an integer number (101000061001).

Almost surely, 2^202000122001 is an apocalyptic number.

It is an amenable number.

202000122001 is a deficient number, since it is larger than the sum of its proper divisors (1).

202000122001 is an equidigital number, since it uses as much as digits as its factorization.

202000122001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 202000122001 its reverse (100221000202), we get a palindrome (302221122203).

The spelling of 202000122001 in words is "two hundred two billion, one hundred twenty-two thousand, one".