441221302331 has 8 divisors (see below), whose sum is σ = 453209248080. Its totient is φ = 429236674848.

The previous prime is 441221302307. The next prime is 441221302363. The reversal of 441221302331 is 133203122144.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441221302331 is a prime.

It is a super-2 number, since 2×441221302331² (a number of 24 digits) contains 22 as substring.

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 441221302331.

It is not an unprimeable number, because it can be changed into a prime (449221302331) 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, 558836 + ... + 1093041.

It is an arithmetic number, because the mean of its divisors is an integer number (56651156010).

Almost surely, 2^441221302331 is an apocalyptic number.

441221302331 is a deficient number, since it is larger than the sum of its proper divisors (11987945749).

441221302331 is a wasteful number, since it uses less digits than its factorization.

441221302331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659133.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 441221302331 its reverse (133203122144), we get a palindrome (574424424475).

The spelling of 441221302331 in words is "four hundred forty-one billion, two hundred twenty-one million, three hundred two thousand, three hundred thirty-one".