102230237 has 2 divisors, whose sum is σ = 102230238. Its totient is φ = 102230236.

The previous prime is 102230207. The next prime is 102230243. The reversal of 102230237 is 732032201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101828281 + 401956 = 10091^2 + 634^2 .

It is a cyclic number.

It is not a de Polignac number, because 102230237 - 2¹⁰ = 102229213 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102230207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51115118 + 51115119.

It is an arithmetic number, because the mean of its divisors is an integer number (51115119).

Almost surely, 2^102230237 is an apocalyptic number.

It is an amenable number.

102230237 is a deficient number, since it is larger than the sum of its proper divisors (1).

102230237 is an equidigital number, since it uses as much as digits as its factorization.

102230237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 102230237 is about 10110.8969433973. The cubic root of 102230237 is about 467.5841586410.

Adding to 102230237 its reverse (732032201), we get a palindrome (834262438).

The spelling of 102230237 in words is "one hundred two million, two hundred thirty thousand, two hundred thirty-seven".