4442010121 has 16 divisors (see below), whose sum is σ = 4758445440. Its totient is φ = 4131992320.

The previous prime is 4442010103. The next prime is 4442010149. The reversal of 4442010121 is 1210102444.

It is a cyclic number.

It is not a de Polignac number, because 4442010121 - 2⁹ = 4442009609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4442010101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 503811 + ... + 512551.

It is an arithmetic number, because the mean of its divisors is an integer number (297402840).

Almost surely, 2^4442010121 is an apocalyptic number.

It is an amenable number.

4442010121 is a deficient number, since it is larger than the sum of its proper divisors (316435319).

4442010121 is a wasteful number, since it uses less digits than its factorization.

4442010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9104.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 4442010121 is about 66648.4067401465. The cubic root of 4442010121 is about 1643.8411501720.

Adding to 4442010121 its reverse (1210102444), we get a palindrome (5652112565).

The spelling of 4442010121 in words is "four billion, four hundred forty-two million, ten thousand, one hundred twenty-one".