202221012011201 has 2 divisors, whose sum is σ = 202221012011202. Its totient is φ = 202221012011200.

The previous prime is 202221012011171. The next prime is 202221012011219. The reversal of 202221012011201 is 102110210122202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163696645771201 + 38524366240000 = 12794399^2 + 6206800^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202221012011201 is a prime.

It is a super-2 number, since 2×202221012011201² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202221012011201.

It is not a weakly prime, because it can be changed into another prime (202221012611201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110506005600 + 101110506005601.

It is an arithmetic number, because the mean of its divisors is an integer number (101110506005601).

Almost surely, 2^{202221012011201} is an apocalyptic number.

It is an amenable number.

202221012011201 is a deficient number, since it is larger than the sum of its proper divisors (1).

202221012011201 is an equidigital number, since it uses as much as digits as its factorization.

202221012011201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202221012011201 its reverse (102110210122202), we get a palindrome (304331222133403).

The spelling of 202221012011201 in words is "two hundred two trillion, two hundred twenty-one billion, twelve million, eleven thousand, two hundred one".