10423105421 has 8 divisors (see below), whose sum is σ = 10457872320. Its totient is φ = 10388388672.

The previous prime is 10423105391. The next prime is 10423105453. The reversal of 10423105421 is 12450132401.

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 10423105421 - 2¹⁴ = 10423089037 is a prime.

It is a super-2 number, since 2×10423105421² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10423105471) 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, 429416 + ... + 453038.

It is an arithmetic number, because the mean of its divisors is an integer number (1307234040).

Almost surely, 2^10423105421 is an apocalyptic number.

It is an amenable number.

10423105421 is a deficient number, since it is larger than the sum of its proper divisors (34766899).

10423105421 is a wasteful number, since it uses less digits than its factorization.

10423105421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25075.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 10423105421 its reverse (12450132401), we get a palindrome (22873237822).

The spelling of 10423105421 in words is "ten billion, four hundred twenty-three million, one hundred five thousand, four hundred twenty-one".