2221443133444 has 12 divisors (see below), whose sum is σ = 3887584075984. Its totient is φ = 1110704826024.

The previous prime is 2221443133433. The next prime is 2221443133453. The reversal of 2221443133444 is 4443313441222.

It is a super-2 number, since 2×2221443133444² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3884202 + ... + 4419265.

Almost surely, 2^{2221443133444} is an apocalyptic number.

It is an amenable number.

2221443133444 is a deficient number, since it is larger than the sum of its proper divisors (1666140942540).

2221443133444 is a wasteful number, since it uses less digits than its factorization.

2221443133444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8370354 (or 8370352 counting only the distinct ones).

The product of its digits is 221184, while the sum is 37.

Adding to 2221443133444 its reverse (4443313441222), we get a palindrome (6664756574666).

The spelling of 2221443133444 in words is "two trillion, two hundred twenty-one billion, four hundred forty-three million, one hundred thirty-three thousand, four hundred forty-four".