4411022121 has 24 divisors (see below), whose sum is σ = 7316531040. Its totient is φ = 2532643200.

The previous prime is 4411022059. The next prime is 4411022131. The reversal of 4411022121 is 1212201144.

4411022121 is a `hidden beast` number, since 441 + 1 + 0 + 221 + 2 + 1 = 666.

It is not a de Polignac number, because 4411022121 - 2¹⁵ = 4410989353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4411022094 and 4411022103.

It is not an unprimeable number, because it can be changed into a prime (4411022131) 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 in 23 ways as a sum of consecutive naturals, for example, 1170640 + ... + 1174401.

It is an arithmetic number, because the mean of its divisors is an integer number (304855460).

Almost surely, 2^4411022121 is an apocalyptic number.

It is an amenable number.

4411022121 is a deficient number, since it is larger than the sum of its proper divisors (2905508919).

4411022121 is a wasteful number, since it uses less digits than its factorization.

4411022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345077 (or 2345074 counting only the distinct ones).

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

The square root of 4411022121 is about 66415.5262043447. The cubic root of 4411022121 is about 1640.0096818038.

Adding to 4411022121 its reverse (1212201144), we get a palindrome (5623223265).

It can be divided in two parts, 441 and 1022121, that multiplied together give a square (450755361 = 21231²).

The spelling of 4411022121 in words is "four billion, four hundred eleven million, twenty-two thousand, one hundred twenty-one".