202102202022001 has 2 divisors, whose sum is σ = 202102202022002. Its totient is φ = 202102202022000.

The previous prime is 202102202021989. The next prime is 202102202022103. The reversal of 202102202022001 is 100220202201202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198255523944976 + 3846678077025 = 14080324^2 + 1961295^2 .

It is a cyclic number.

It is not a de Polignac number, because 202102202022001 - 2⁴⁷ = 61364713666673 is a prime.

It is not a weakly prime, because it can be changed into another prime (202102202022701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101051101011000 + 101051101011001.

It is an arithmetic number, because the mean of its divisors is an integer number (101051101011001).

Almost surely, 2^{202102202022001} is an apocalyptic number.

It is an amenable number.

202102202022001 is a deficient number, since it is larger than the sum of its proper divisors (1).

202102202022001 is an equidigital number, since it uses as much as digits as its factorization.

202102202022001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202102202022001 its reverse (100220202201202), we get a palindrome (302322404223203).

The spelling of 202102202022001 in words is "two hundred two trillion, one hundred two billion, two hundred two million, twenty-two thousand, one".