22144001066 has 16 divisors (see below), whose sum is σ = 38367146880. Its totient is φ = 9473369280.

The previous prime is 22144001059. The next prime is 22144001107. The reversal of 22144001066 is 66010044122.

It is a super-4 number, since 4×22144001066⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29603906 + ... + 29604653.

It is an arithmetic number, because the mean of its divisors is an integer number (2397946680).

Almost surely, 2^22144001066 is an apocalyptic number.

22144001066 is a deficient number, since it is larger than the sum of its proper divisors (16223145814).

22144001066 is a wasteful number, since it uses less digits than its factorization.

22144001066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59208589.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 22144001066 its reverse (66010044122), we get a palindrome (88154045188).

The spelling of 22144001066 in words is "twenty-two billion, one hundred forty-four million, one thousand, sixty-six".