2124044404213 has 2 divisors, whose sum is σ = 2124044404214. Its totient is φ = 2124044404212.

The previous prime is 2124044404147. The next prime is 2124044404219. The reversal of 2124044404213 is 3124044404212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2087380579729 + 36663824484 = 1444777^2 + 191478^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2124044404213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124044404219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062022202106 + 1062022202107.

It is an arithmetic number, because the mean of its divisors is an integer number (1062022202107).

Almost surely, 2^{2124044404213} is an apocalyptic number.

It is an amenable number.

2124044404213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124044404213 is an equidigital number, since it uses as much as digits as its factorization.

2124044404213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 2124044404213 its reverse (3124044404212), we get a palindrome (5248088808425).

Subtracting 2124044404213 from its reverse (3124044404212), we obtain a palindrome (999999999999).

The spelling of 2124044404213 in words is "two trillion, one hundred twenty-four billion, forty-four million, four hundred four thousand, two hundred thirteen".