102224121173 has 2 divisors, whose sum is σ = 102224121174. Its totient is φ = 102224121172.

The previous prime is 102224121101. The next prime is 102224121199. The reversal of 102224121173 is 371121422201.

It is a happy number.

It is an a-pointer prime, because the next prime (102224121199) can be obtained adding 102224121173 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96532625809 + 5691495364 = 310697^2 + 75442^2 .

It is a cyclic number.

It is not a de Polignac number, because 102224121173 - 2¹⁴ = 102224104789 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102224121673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51112060586 + 51112060587.

It is an arithmetic number, because the mean of its divisors is an integer number (51112060587).

Almost surely, 2^102224121173 is an apocalyptic number.

It is an amenable number.

102224121173 is a deficient number, since it is larger than the sum of its proper divisors (1).

102224121173 is an equidigital number, since it uses as much as digits as its factorization.

102224121173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 102224121173 its reverse (371121422201), we get a palindrome (473345543374).

The spelling of 102224121173 in words is "one hundred two billion, two hundred twenty-four million, one hundred twenty-one thousand, one hundred seventy-three".