2044012112213 has 4 divisors (see below), whose sum is σ = 2044732598700. Its totient is φ = 2043291625728.

The previous prime is 2044012112201. The next prime is 2044012112279. The reversal of 2044012112213 is 3122112104402.

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

It can be written as a sum of positive squares in 2 ways, for example, as 987674217124 + 1056337895089 = 993818^2 + 1027783^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044012112213 - 2⁸ = 2044012111957 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 (2044012111213) 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, 360238988 + ... + 360244661.

It is an arithmetic number, because the mean of its divisors is an integer number (511183149675).

Almost surely, 2^{2044012112213} is an apocalyptic number.

It is an amenable number.

2044012112213 is a deficient number, since it is larger than the sum of its proper divisors (720486487).

2044012112213 is an equidigital number, since it uses as much as digits as its factorization.

2044012112213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720486486.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 2044012112213 its reverse (3122112104402), we get a palindrome (5166124216615).

The spelling of 2044012112213 in words is "two trillion, forty-four billion, twelve million, one hundred twelve thousand, two hundred thirteen".