44102213 has 2 divisors, whose sum is σ = 44102214. Its totient is φ = 44102212.

The previous prime is 44102203. The next prime is 44102263. The reversal of 44102213 is 31220144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35796289 + 8305924 = 5983^2 + 2882^2 .

It is a cyclic number.

It is not a de Polignac number, because 44102213 - 2⁴ = 44102197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44102191 and 44102200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44102203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22051106 + 22051107.

It is an arithmetic number, because the mean of its divisors is an integer number (22051107).

Almost surely, 2^44102213 is an apocalyptic number.

It is an amenable number.

44102213 is a deficient number, since it is larger than the sum of its proper divisors (1).

44102213 is an equidigital number, since it uses as much as digits as its factorization.

44102213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 44102213 is about 6640.9497061791. The cubic root of 44102213 is about 353.3079914383.

Adding to 44102213 its reverse (31220144), we get a palindrome (75322357).

The spelling of 44102213 in words is "forty-four million, one hundred two thousand, two hundred thirteen".