4103143044421 has 6 divisors (see below), whose sum is σ = 4141131923922. Its totient is φ = 4065499518480.

The previous prime is 4103143044419. The next prime is 4103143044487. The reversal of 4103143044421 is 1244403413014.

It can be written as a sum of positive squares in 3 ways, for example, as 714635220321 + 3388507824100 = 845361^2 + 1840790^2 .

It is not a de Polignac number, because 4103143044421 - 2¹ = 4103143044419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4103143084421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 172664790 + ... + 172688551.

It is an arithmetic number, because the mean of its divisors is an integer number (690188653987).

Almost surely, 2^{4103143044421} is an apocalyptic number.

It is an amenable number.

4103143044421 is a deficient number, since it is larger than the sum of its proper divisors (37988879501).

4103143044421 is an equidigital number, since it uses as much as digits as its factorization.

4103143044421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345353559 (or 345353450 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 4103143044421 its reverse (1244403413014), we get a palindrome (5347546457435).

The spelling of 4103143044421 in words is "four trillion, one hundred three billion, one hundred forty-three million, forty-four thousand, four hundred twenty-one".