42034010111 has 4 divisors (see below), whose sum is σ = 43861575792. Its totient is φ = 40206444432.

The previous prime is 42034010089. The next prime is 42034010147. The reversal of 42034010111 is 11101043024.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42034010111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42034010111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42034010191) 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, 913782806 + ... + 913782851.

It is an arithmetic number, because the mean of its divisors is an integer number (10965393948).

Almost surely, 2^42034010111 is an apocalyptic number.

42034010111 is a deficient number, since it is larger than the sum of its proper divisors (1827565681).

42034010111 is a wasteful number, since it uses less digits than its factorization.

42034010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827565680.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 42034010111 its reverse (11101043024), we get a palindrome (53135053135).

The spelling of 42034010111 in words is "forty-two billion, thirty-four million, ten thousand, one hundred eleven".