4022012041021 has 8 divisors (see below), whose sum is σ = 4396045308704. Its totient is φ = 3657214162800.

The previous prime is 4022012041009. The next prime is 4022012041067. The reversal of 4022012041021 is 1201402102204.

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 4022012041021 - 2²³ = 4022003652413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4022012041021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022012042021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2308846455 + ... + 2308848196.

It is an arithmetic number, because the mean of its divisors is an integer number (549505663588).

Almost surely, 2^{4022012041021} is an apocalyptic number.

It is an amenable number.

4022012041021 is a deficient number, since it is larger than the sum of its proper divisors (374033267683).

4022012041021 is a wasteful number, since it uses less digits than its factorization.

4022012041021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4617694731.

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

Adding to 4022012041021 its reverse (1201402102204), we get a palindrome (5223414143225).

The spelling of 4022012041021 in words is "four trillion, twenty-two billion, twelve million, forty-one thousand, twenty-one".