4443221332131 has 4 divisors (see below), whose sum is σ = 5924295109512. Its totient is φ = 2962147554752.

The previous prime is 4443221332127. The next prime is 4443221332133. The reversal of 4443221332131 is 1312331223444.

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 4443221332131 - 2² = 4443221332127 is a prime.

It is a super-2 number, since 2×4443221332131² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4443221332092 and 4443221332101.

It is not an unprimeable number, because it can be changed into a prime (4443221332133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740536888686 + ... + 740536888691.

It is an arithmetic number, because the mean of its divisors is an integer number (1481073777378).

Almost surely, 2^{4443221332131} is an apocalyptic number.

4443221332131 is a deficient number, since it is larger than the sum of its proper divisors (1481073777381).

4443221332131 is a wasteful number, since it uses less digits than its factorization.

4443221332131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481073777380.

The product of its digits is 41472, while the sum is 33.

Adding to 4443221332131 its reverse (1312331223444), we get a palindrome (5755552555575).

The spelling of 4443221332131 in words is "four trillion, four hundred forty-three billion, two hundred twenty-one million, three hundred thirty-two thousand, one hundred thirty-one".