10421002423 has 8 divisors (see below), whose sum is σ = 11223813888. Its totient is φ = 9618361824.

The previous prime is 10421002391. The next prime is 10421002429. The reversal of 10421002423 is 32420012401.

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 10421002423 - 2⁵ = 10421002391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10421002423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421002429) 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, 102186 + ... + 176872.

It is an arithmetic number, because the mean of its divisors is an integer number (1402976736).

Almost surely, 2^10421002423 is an apocalyptic number.

10421002423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10421002423 is a deficient number, since it is larger than the sum of its proper divisors (802811465).

10421002423 is a wasteful number, since it uses less digits than its factorization.

10421002423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85433.

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

Adding to 10421002423 its reverse (32420012401), we get a palindrome (42841014824).

The spelling of 10421002423 in words is "ten billion, four hundred twenty-one million, two thousand, four hundred twenty-three".