2124421201423 has 8 divisors (see below), whose sum is σ = 2132467747488. Its totient is φ = 2116384967424.

The previous prime is 2124421201421. The next prime is 2124421201433. The reversal of 2124421201423 is 3241021244212.

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 2124421201423 - 2¹ = 2124421201421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2124421201391 and 2124421201400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124421201421) 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, 2165086 + ... + 2989387.

It is an arithmetic number, because the mean of its divisors is an integer number (266558468436).

Almost surely, 2^{2124421201423} is an apocalyptic number.

2124421201423 is a deficient number, since it is larger than the sum of its proper divisors (8046546065).

2124421201423 is a wasteful number, since it uses less digits than its factorization.

2124421201423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156033.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 2124421201423 its reverse (3241021244212), we get a palindrome (5365442445635).

The spelling of 2124421201423 in words is "two trillion, one hundred twenty-four billion, four hundred twenty-one million, two hundred one thousand, four hundred twenty-three".