2044012111 has 4 divisors (see below), whose sum is σ = 2047142952. Its totient is φ = 2040881272.

The previous prime is 2044012099. The next prime is 2044012121. The reversal of 2044012111 is 1112104402.

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 2044012111 - 2⁵ = 2044012079 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 (2044012121) 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, 1564441 + ... + 1565746.

It is an arithmetic number, because the mean of its divisors is an integer number (511785738).

Almost surely, 2^2044012111 is an apocalyptic number.

2044012111 is a deficient number, since it is larger than the sum of its proper divisors (3130841).

2044012111 is an equidigital number, since it uses as much as digits as its factorization.

2044012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3130840.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 2044012111 is about 45210.7521614051. The cubic root of 2044012111 is about 1269.0960378628.

Adding to 2044012111 its reverse (1112104402), we get a palindrome (3156116513).

The spelling of 2044012111 in words is "two billion, forty-four million, twelve thousand, one hundred eleven".