42122211041543 has 4 divisors (see below), whose sum is σ = 42122599169400. Its totient is φ = 42121822913688.

The previous prime is 42122211041483. The next prime is 42122211041557. The reversal of 42122211041543 is 34514011222124.

42122211041543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42122211041543 - 2¹⁰ = 42122211040519 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 (42122211041843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193901093 + ... + 194118206.

It is an arithmetic number, because the mean of its divisors is an integer number (10530649792350).

Almost surely, 2^{42122211041543} is an apocalyptic number.

42122211041543 is a deficient number, since it is larger than the sum of its proper divisors (388127857).

42122211041543 is a wasteful number, since it uses less digits than its factorization.

42122211041543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388127856.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 42122211041543 its reverse (34514011222124), we get a palindrome (76636222263667).

The spelling of 42122211041543 in words is "forty-two trillion, one hundred twenty-two billion, two hundred eleven million, forty-one thousand, five hundred forty-three".