4022013231421 has 8 divisors (see below), whose sum is σ = 4292134548480. Its totient is φ = 3755617725888.

The previous prime is 4022013231407. The next prime is 4022013231427. The reversal of 4022013231421 is 1241323102204.

4022013231421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 4022013231421 - 2¹⁵ = 4022013198653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022013231427) 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, 931450651 + ... + 931454968.

It is an arithmetic number, because the mean of its divisors is an integer number (536516818560).

Almost surely, 2^{4022013231421} is an apocalyptic number.

It is an amenable number.

4022013231421 is a deficient number, since it is larger than the sum of its proper divisors (270121317059).

4022013231421 is a wasteful number, since it uses less digits than its factorization.

4022013231421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862905763.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 4022013231421 its reverse (1241323102204), we get a palindrome (5263336333625).

The spelling of 4022013231421 in words is "four trillion, twenty-two billion, thirteen million, two hundred thirty-one thousand, four hundred twenty-one".