102424111 has 2 divisors, whose sum is σ = 102424112. Its totient is φ = 102424110.

The previous prime is 102424081. The next prime is 102424159. The reversal of 102424111 is 111424201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102424111 - 2¹¹ = 102422063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102424181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51212055 + 51212056.

It is an arithmetic number, because the mean of its divisors is an integer number (51212056).

Almost surely, 2^102424111 is an apocalyptic number.

102424111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102424111 is an equidigital number, since it uses as much as digits as its factorization.

102424111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 102424111 is about 10120.4797811171. The cubic root of 102424111 is about 467.8795544990.

Adding to 102424111 its reverse (111424201), we get a palindrome (213848312).

The spelling of 102424111 in words is "one hundred two million, four hundred twenty-four thousand, one hundred eleven".