102221010202111 has 2 divisors, whose sum is σ = 102221010202112. Its totient is φ = 102221010202110.

The previous prime is 102221010202033. The next prime is 102221010202133. The reversal of 102221010202111 is 111202010122201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102221010202111 - 2¹⁷ = 102221010071039 is a prime.

It is a super-2 number, since 2×102221010202111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102221010202151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51110505101055 + 51110505101056.

It is an arithmetic number, because the mean of its divisors is an integer number (51110505101056).

Almost surely, 2^{102221010202111} is an apocalyptic number.

102221010202111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102221010202111 is an equidigital number, since it uses as much as digits as its factorization.

102221010202111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102221010202111 its reverse (111202010122201), we get a palindrome (213423020324312).

The spelling of 102221010202111 in words is "one hundred two trillion, two hundred twenty-one billion, ten million, two hundred two thousand, one hundred eleven".