44022043213 has 2 divisors, whose sum is σ = 44022043214. Its totient is φ = 44022043212.

The previous prime is 44022043193. The next prime is 44022043223. The reversal of 44022043213 is 31234022044.

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., 27000405124 + 17021638089 = 164318^2 + 130467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44022043213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44022043223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22011021606 + 22011021607.

It is an arithmetic number, because the mean of its divisors is an integer number (22011021607).

Almost surely, 2^44022043213 is an apocalyptic number.

It is an amenable number.

44022043213 is a deficient number, since it is larger than the sum of its proper divisors (1).

44022043213 is an equidigital number, since it uses as much as digits as its factorization.

44022043213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 44022043213 its reverse (31234022044), we get a palindrome (75256065257).

The spelling of 44022043213 in words is "forty-four billion, twenty-two million, forty-three thousand, two hundred thirteen".