4005120022 has 4 divisors (see below), whose sum is σ = 6007680036. Its totient is φ = 2002560010.

The previous prime is 4005120013. The next prime is 4005120043. The reversal of 4005120022 is 2200215004.

4005120022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 4005119978 and 4005120005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001280004 + ... + 1001280007.

It is an arithmetic number, because the mean of its divisors is an integer number (1501920009).

Almost surely, 2^4005120022 is an apocalyptic number.

4005120022 is a deficient number, since it is larger than the sum of its proper divisors (2002560014).

4005120022 is a wasteful number, since it uses less digits than its factorization.

4005120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002560013.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 4005120022 is about 63286.0175868256. The cubic root of 4005120022 is about 1588.0780572192.

Adding to 4005120022 its reverse (2200215004), we get a palindrome (6205335026).

The spelling of 4005120022 in words is "four billion, five million, one hundred twenty thousand, twenty-two".