10421023434 has 32 divisors (see below), whose sum is σ = 21466838400. Its totient is φ = 3370082112.

The previous prime is 10421023387. The next prime is 10421023523. The reversal of 10421023434 is 43432012401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10227 + ... + 144729.

It is an arithmetic number, because the mean of its divisors is an integer number (670838700).

Almost surely, 2^10421023434 is an apocalyptic number.

10421023434 is an abundant number, since it is smaller than the sum of its proper divisors (11045814966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10421023434 is a wasteful number, since it uses less digits than its factorization.

10421023434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134894.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 10421023434 its reverse (43432012401), we get a palindrome (53853035835).

The spelling of 10421023434 in words is "ten billion, four hundred twenty-one million, twenty-three thousand, four hundred thirty-four".