1042231044111 has 4 divisors (see below), whose sum is σ = 1389641392152. Its totient is φ = 694820696072.

The previous prime is 1042231044079. The next prime is 1042231044157. The reversal of 1042231044111 is 1114401322401.

It is a happy number.

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 1042231044111 - 2⁵ = 1042231044079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042231044161) 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, 173705174016 + ... + 173705174021.

It is an arithmetic number, because the mean of its divisors is an integer number (347410348038).

Almost surely, 2^{1042231044111} is an apocalyptic number.

1042231044111 is a deficient number, since it is larger than the sum of its proper divisors (347410348041).

1042231044111 is an equidigital number, since it uses as much as digits as its factorization.

1042231044111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347410348040.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1042231044111 its reverse (1114401322401), we get a palindrome (2156632366512).

The spelling of 1042231044111 in words is "one trillion, forty-two billion, two hundred thirty-one million, forty-four thousand, one hundred eleven".