104321421043 has 16 divisors (see below), whose sum is σ = 127835642880. Its totient is φ = 83093152896.

The previous prime is 104321421031. The next prime is 104321421059. The reversal of 104321421043 is 340124123401.

It is a cyclic number.

It is not a de Polignac number, because 104321421043 - 2²¹ = 104319323891 is a prime.

It is a super-4 number, since 4×104321421043⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104321420999 and 104321421017.

It is not an unprimeable number, because it can be changed into a prime (104321421343) 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 15 ways as a sum of consecutive naturals, for example, 5539021 + ... + 5557822.

It is an arithmetic number, because the mean of its divisors is an integer number (7989727680).

Almost surely, 2^104321421043 is an apocalyptic number.

104321421043 is a deficient number, since it is larger than the sum of its proper divisors (23514221837).

104321421043 is a wasteful number, since it uses less digits than its factorization.

104321421043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11096946.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 104321421043 its reverse (340124123401), we get a palindrome (444445544444).

The spelling of 104321421043 in words is "one hundred four billion, three hundred twenty-one million, four hundred twenty-one thousand, forty-three".