2041235221 has 2 divisors, whose sum is σ = 2041235222. Its totient is φ = 2041235220.

The previous prime is 2041235197. The next prime is 2041235243. The reversal of 2041235221 is 1225321402.

It is a happy number.

It is an a-pointer prime, because the next prime (2041235243) can be obtained adding 2041235221 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2000772900 + 40462321 = 44730^2 + 6361^2 .

It is a cyclic number.

It is not a de Polignac number, because 2041235221 - 2¹³ = 2041227029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2041235192 and 2041235201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2041235281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020617610 + 1020617611.

It is an arithmetic number, because the mean of its divisors is an integer number (1020617611).

Almost surely, 2^2041235221 is an apocalyptic number.

It is an amenable number.

2041235221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2041235221 is an equidigital number, since it uses as much as digits as its factorization.

2041235221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2041235221 is about 45180.0312195554. The cubic root of 2041235221 is about 1268.5210678176.

Adding to 2041235221 its reverse (1225321402), we get a palindrome (3266556623).

The spelling of 2041235221 in words is "two billion, forty-one million, two hundred thirty-five thousand, two hundred twenty-one".