3103420542543 has 36 divisors (see below), whose sum is σ = 4647293183208. Its totient is φ = 1995595560000.

The previous prime is 3103420542499. The next prime is 3103420542557. The reversal of 3103420542543 is 3452450243013.

3103420542543 is a `hidden beast` number, since 3 + 10 + 34 + 20 + 54 + 2 + 543 = 666.

3103420542543 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3103420542543 - 2²⁶ = 3103353433679 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3103420542498 and 3103420542507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3103420542143) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7340668 + ... + 7751918.

Almost surely, 2^{3103420542543} is an apocalyptic number.

3103420542543 is a deficient number, since it is larger than the sum of its proper divisors (1543872640665).

3103420542543 is a wasteful number, since it uses less digits than its factorization.

3103420542543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412312 (or 412280 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 3103420542543 its reverse (3452450243013), we get a palindrome (6555870785556).

The spelling of 3103420542543 in words is "three trillion, one hundred three billion, four hundred twenty million, five hundred forty-two thousand, five hundred forty-three".