102324421 has 4 divisors (see below), whose sum is σ = 103280832. Its totient is φ = 101368012.

The previous prime is 102324379. The next prime is 102324437. The reversal of 102324421 is 124423201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102324421 - 2²¹ = 100227269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102324491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478045 + ... + 478258.

It is an arithmetic number, because the mean of its divisors is an integer number (25820208).

Almost surely, 2^102324421 is an apocalyptic number.

It is an amenable number.

102324421 is a deficient number, since it is larger than the sum of its proper divisors (956411).

102324421 is an equidigital number, since it uses as much as digits as its factorization.

102324421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956410.

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

The square root of 102324421 is about 10115.5534203522. The cubic root of 102324421 is about 467.7277085676.

Adding to 102324421 its reverse (124423201), we get a palindrome (226747622).

The spelling of 102324421 in words is "one hundred two million, three hundred twenty-four thousand, four hundred twenty-one".