10421342043405 has 32 divisors (see below), whose sum is σ = 18026105174400. Its totient is φ = 5123208828672.

The previous prime is 10421342043391. The next prime is 10421342043407. The reversal of 10421342043405 is 50434024312401.

It is not a de Polignac number, because 10421342043405 - 2⁹ = 10421342042893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421342043407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 494126110 + ... + 494147199.

It is an arithmetic number, because the mean of its divisors is an integer number (563315786700).

Almost surely, 2^{10421342043405} is an apocalyptic number.

10421342043405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10421342043405 is a deficient number, since it is larger than the sum of its proper divisors (7604763130995).

10421342043405 is a wasteful number, since it uses less digits than its factorization.

10421342043405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988273373.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 10421342043405 its reverse (50434024312401), we get a palindrome (60855366355806).

The spelling of 10421342043405 in words is "ten trillion, four hundred twenty-one billion, three hundred forty-two million, forty-three thousand, four hundred five".