41122021 has 2 divisors, whose sum is σ = 41122022. Its totient is φ = 41122020.

The previous prime is 41122019. The next prime is 41122043. The reversal of 41122021 is 12022114.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34644996 + 6477025 = 5886^2 + 2545^2 .

It is a cyclic number.

It is not a de Polignac number, because 41122021 - 2¹ = 41122019 is a prime.

It is a super-2 number, since 2×41122021² = 3382041222248882, which contains 22 as substring.

Together with 41122019, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 41121992 and 41122010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41122051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20561010 + 20561011.

It is an arithmetic number, because the mean of its divisors is an integer number (20561011).

Almost surely, 2^41122021 is an apocalyptic number.

It is an amenable number.

41122021 is a deficient number, since it is larger than the sum of its proper divisors (1).

41122021 is an equidigital number, since it uses as much as digits as its factorization.

41122021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 41122021 is about 6412.6453979617. The cubic root of 41122021 is about 345.1634624112.

Adding to 41122021 its reverse (12022114), we get a palindrome (53144135).

The spelling of 41122021 in words is "forty-one million, one hundred twenty-two thousand, twenty-one".