4411122021 has 6 divisors (see below), whose sum is σ = 6371620710. Its totient is φ = 2940748008.

The previous prime is 4411122011. The next prime is 4411122031. The reversal of 4411122021 is 1202211144.

4411122021 is a `hidden beast` number, since 441 + 1 + 1 + 220 + 2 + 1 = 666.

4411122021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4411122011) and next prime (4411122031).

It can be written as a sum of positive squares in only one way, i.e., 3920012100 + 491109921 = 62610^2 + 22161^2 .

It is not a de Polignac number, because 4411122021 - 2⁷ = 4411121893 is a prime.

It is a super-2 number, since 2×4411122021² = 38915994968302248882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4411121985 and 4411122003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4411122011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 245062326 + ... + 245062343.

It is an arithmetic number, because the mean of its divisors is an integer number (1061936785).

Almost surely, 2^4411122021 is an apocalyptic number.

It is an amenable number.

4411122021 is a deficient number, since it is larger than the sum of its proper divisors (1960498689).

4411122021 is a wasteful number, since it uses less digits than its factorization.

4411122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490124675 (or 490124672 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 4411122021 is about 66416.2782832643. The cubic root of 4411122021 is about 1640.0220625874.

Adding to 4411122021 its reverse (1202211144), we get a palindrome (5613333165).

The spelling of 4411122021 in words is "four billion, four hundred eleven million, one hundred twenty-two thousand, twenty-one".