202130312020201 has 2 divisors, whose sum is σ = 202130312020202. Its totient is φ = 202130312020200.

The previous prime is 202130312020181. The next prime is 202130312020211. The reversal of 202130312020201 is 102020213031202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114255811280601 + 87874500739600 = 10689051^2 + 9374140^2 .

It is a cyclic number.

It is not a de Polignac number, because 202130312020201 - 2⁹ = 202130312019689 is a prime.

It is not a weakly prime, because it can be changed into another prime (202130312020211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101065156010100 + 101065156010101.

It is an arithmetic number, because the mean of its divisors is an integer number (101065156010101).

Almost surely, 2^{202130312020201} is an apocalyptic number.

It is an amenable number.

202130312020201 is a deficient number, since it is larger than the sum of its proper divisors (1).

202130312020201 is an equidigital number, since it uses as much as digits as its factorization.

202130312020201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 202130312020201 its reverse (102020213031202), we get a palindrome (304150525051403).

The spelling of 202130312020201 in words is "two hundred two trillion, one hundred thirty billion, three hundred twelve million, twenty thousand, two hundred one".