4010401021 has 8 divisors (see below), whose sum is σ = 4375448064. Its totient is φ = 3645431520.

The previous prime is 4010401013. The next prime is 4010401051. The reversal of 4010401021 is 1201040104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4010401021 - 2³ = 4010401013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4010400992 and 4010401010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4010401001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165345 + ... + 188041.

It is an arithmetic number, because the mean of its divisors is an integer number (546931008).

Almost surely, 2^4010401021 is an apocalyptic number.

It is an amenable number.

4010401021 is a deficient number, since it is larger than the sum of its proper divisors (365047043).

4010401021 is a wasteful number, since it uses less digits than its factorization.

4010401021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38771.

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

The square root of 4010401021 is about 63327.7271106425. The cubic root of 4010401021 is about 1588.7757437790.

Adding to 4010401021 its reverse (1201040104), we get a palindrome (5211441125).

The spelling of 4010401021 in words is "four billion, ten million, four hundred one thousand, twenty-one".