202000122101201 has 4 divisors (see below), whose sum is σ = 202000377976932. Its totient is φ = 201999866225472.

The previous prime is 202000122101171. The next prime is 202000122101227. The reversal of 202000122101201 is 102101221000202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79357808890000 + 122642313211201 = 8908300^2 + 11074399^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202000122101201 is a prime.

It is a super-2 number, since 2×202000122101201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202000122101101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126750020 + ... + 128333813.

It is an arithmetic number, because the mean of its divisors is an integer number (50500094494233).

Almost surely, 2^{202000122101201} is an apocalyptic number.

It is an amenable number.

202000122101201 is a deficient number, since it is larger than the sum of its proper divisors (255875731).

202000122101201 is an equidigital number, since it uses as much as digits as its factorization.

202000122101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255875730.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202000122101201 its reverse (102101221000202), we get a palindrome (304101343101403).

The spelling of 202000122101201 in words is "two hundred two trillion, one hundred twenty-two million, one hundred one thousand, two hundred one".