42111134411 has 4 divisors (see below), whose sum is σ = 42117165024. Its totient is φ = 42105103800.

The previous prime is 42111134393. The next prime is 42111134423. The reversal of 42111134411 is 11443111124.

42111134411 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 42111134411 - 2²² = 42106940107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42111134441) 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, 3004820 + ... + 3018801.

It is an arithmetic number, because the mean of its divisors is an integer number (10529291256).

Almost surely, 2^42111134411 is an apocalyptic number.

42111134411 is a deficient number, since it is larger than the sum of its proper divisors (6030613).

42111134411 is an equidigital number, since it uses as much as digits as its factorization.

42111134411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6030612.

The product of its digits is 384, while the sum is 23.

Adding to 42111134411 its reverse (11443111124), we get a palindrome (53554245535).

The spelling of 42111134411 in words is "forty-two billion, one hundred eleven million, one hundred thirty-four thousand, four hundred eleven".