104443100220431 has 4 divisors (see below), whose sum is σ = 119363543109072. Its totient is φ = 89522657331792.

The previous prime is 104443100220419. The next prime is 104443100220451. The reversal of 104443100220431 is 134022001344401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104443100220431 - 2⁴⁶ = 34074356042767 is a prime.

It is a super-2 number, since 2×104443100220431² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104443100220394 and 104443100220403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104443100220451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7460221444310 + ... + 7460221444323.

It is an arithmetic number, because the mean of its divisors is an integer number (29840885777268).

Almost surely, 2^{104443100220431} is an apocalyptic number.

104443100220431 is a deficient number, since it is larger than the sum of its proper divisors (14920442888641).

104443100220431 is an equidigital number, since it uses as much as digits as its factorization.

104443100220431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14920442888640.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 104443100220431 its reverse (134022001344401), we get a palindrome (238465101564832).

The spelling of 104443100220431 in words is "one hundred four trillion, four hundred forty-three billion, one hundred million, two hundred twenty thousand, four hundred thirty-one".