102424213 has 2 divisors, whose sum is σ = 102424214. Its totient is φ = 102424212.

The previous prime is 102424207. The next prime is 102424229. The reversal of 102424213 is 312424201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71876484 + 30547729 = 8478^2 + 5527^2 .

It is a cyclic number.

It is not a de Polignac number, because 102424213 - 2⁵ = 102424181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102424013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51212106 + 51212107.

It is an arithmetic number, because the mean of its divisors is an integer number (51212107).

Almost surely, 2^102424213 is an apocalyptic number.

It is an amenable number.

102424213 is a deficient number, since it is larger than the sum of its proper divisors (1).

102424213 is an equidigital number, since it uses as much as digits as its factorization.

102424213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 102424213 is about 10120.4848204026. The cubic root of 102424213 is about 467.8797098130.

Adding to 102424213 its reverse (312424201), we get a palindrome (414848414).

The spelling of 102424213 in words is "one hundred two million, four hundred twenty-four thousand, two hundred thirteen".