10421004342 has 96 divisors (see below), whose sum is σ = 24972593760. Its totient is φ = 2888524800.

The previous prime is 10421004331. The next prime is 10421004343. The reversal of 10421004342 is 24340012401.

10421004342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421004343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4360884 + ... + 4363272.

It is an arithmetic number, because the mean of its divisors is an integer number (260131185).

Almost surely, 2^10421004342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10421004342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12486296880).

10421004342 is an abundant number, since it is smaller than the sum of its proper divisors (14551589418).

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

10421004342 is a wasteful number, since it uses less digits than its factorization.

10421004342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2846 (or 2839 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 10421004342 its reverse (24340012401), we get a palindrome (34761016743).

The spelling of 10421004342 in words is "ten billion, four hundred twenty-one million, four thousand, three hundred forty-two".