220111021000201 has 2 divisors, whose sum is σ = 220111021000202. Its totient is φ = 220111021000200.

The previous prime is 220111021000181. The next prime is 220111021000223. The reversal of 220111021000201 is 102000120111022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214339086824976 + 5771934175225 = 14640324^2 + 2402485^2 .

It is a cyclic number.

It is not a de Polignac number, because 220111021000201 - 2¹¹ = 220111020998153 is a prime.

It is not a weakly prime, because it can be changed into another prime (220111021000231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110055510500100 + 110055510500101.

It is an arithmetic number, because the mean of its divisors is an integer number (110055510500101).

Almost surely, 2^{220111021000201} is an apocalyptic number.

It is an amenable number.

220111021000201 is a deficient number, since it is larger than the sum of its proper divisors (1).

220111021000201 is an equidigital number, since it uses as much as digits as its factorization.

220111021000201 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 13.

Adding to 220111021000201 its reverse (102000120111022), we get a palindrome (322111141111223).

The spelling of 220111021000201 in words is "two hundred twenty trillion, one hundred eleven billion, twenty-one million, two hundred one", and thus it is an aban number.