102102222220241 has 2 divisors, whose sum is σ = 102102222220242. Its totient is φ = 102102222220240.

The previous prime is 102102222220157. The next prime is 102102222220259. The reversal of 102102222220241 is 142022222201201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100054807507600 + 2047414712641 = 10002740^2 + 1430879^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102102222220241 is a prime.

It is a super-2 number, since 2×102102222220241² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (102102282220241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051111110120 + 51051111110121.

It is an arithmetic number, because the mean of its divisors is an integer number (51051111110121).

Almost surely, 2^{102102222220241} is an apocalyptic number.

It is an amenable number.

102102222220241 is a deficient number, since it is larger than the sum of its proper divisors (1).

102102222220241 is an equidigital number, since it uses as much as digits as its factorization.

102102222220241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 102102222220241 its reverse (142022222201201), we get a palindrome (244124444421442).

The spelling of 102102222220241 in words is "one hundred two trillion, one hundred two billion, two hundred twenty-two million, two hundred twenty thousand, two hundred forty-one".