102421214434423 has 8 divisors (see below), whose sum is σ = 102627709255008. Its totient is φ = 102214731020064.

The previous prime is 102421214434417. The next prime is 102421214434433. The reversal of 102421214434423 is 324434412124201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102421214434423 - 2¹⁷ = 102421214303351 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 (102421214434433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15240961 + ... + 20907637.

It is an arithmetic number, because the mean of its divisors is an integer number (12828463656876).

Almost surely, 2^{102421214434423} is an apocalyptic number.

102421214434423 is a deficient number, since it is larger than the sum of its proper divisors (206494820585).

102421214434423 is an equidigital number, since it uses as much as digits as its factorization.

102421214434423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703113.

The product of its (nonzero) digits is 147456, while the sum is 37.

Adding to 102421214434423 its reverse (324434412124201), we get a palindrome (426855626558624).

The spelling of 102421214434423 in words is "one hundred two trillion, four hundred twenty-one billion, two hundred fourteen million, four hundred thirty-four thousand, four hundred twenty-three".