22221141444012 has 24 divisors (see below), whose sum is σ = 59256377184256. Its totient is φ = 6348897555408.

The previous prime is 22221141444011. The next prime is 22221141444113. The reversal of 22221141444012 is 21044414112222.

It is a super-2 number, since 2×22221141444012² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22221141444011) 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, 132268698988 + ... + 132268699155.

Almost surely, 2^{22221141444012} is an apocalyptic number.

It is an amenable number.

22221141444012 is an abundant number, since it is smaller than the sum of its proper divisors (37035235740244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22221141444012 is a wasteful number, since it uses less digits than its factorization.

22221141444012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264537398157 (or 264537398155 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 30.

Adding to 22221141444012 its reverse (21044414112222), we get a palindrome (43265555556234).

The spelling of 22221141444012 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred forty-one million, four hundred forty-four thousand, twelve".