4002224321131 has 4 divisors (see below), whose sum is σ = 4002229782664. Its totient is φ = 4002218859600.

The previous prime is 4002224321113. The next prime is 4002224321141. The reversal of 4002224321131 is 1311234222004.

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

It is a cyclic number.

It is not a de Polignac number, because 4002224321131 - 2²⁵ = 4002190766699 is a prime.

It is a super-2 number, since 2×4002224321131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4002224321096 and 4002224321105.

It is not an unprimeable number, because it can be changed into a prime (4002224321101) 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 3 ways as a sum of consecutive naturals, for example, 1422705 + ... + 3166786.

It is an arithmetic number, because the mean of its divisors is an integer number (1000557445666).

Almost surely, 2^{4002224321131} is an apocalyptic number.

4002224321131 is a deficient number, since it is larger than the sum of its proper divisors (5461533).

4002224321131 is an equidigital number, since it uses as much as digits as its factorization.

4002224321131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461532.

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

Adding to 4002224321131 its reverse (1311234222004), we get a palindrome (5313458543135).

The spelling of 4002224321131 in words is "four trillion, two billion, two hundred twenty-four million, three hundred twenty-one thousand, one hundred thirty-one".