22001300044 has 12 divisors (see below), whose sum is σ = 38623735584. Its totient is φ = 10965947024.

The previous prime is 22001299987. The next prime is 22001300077. The reversal of 22001300044 is 44000310022.

It is a super-2 number, since 2×22001300044² (a number of 21 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, 8674324 + ... + 8676859.

It is an arithmetic number, because the mean of its divisors is an integer number (3218644632).

Almost surely, 2^22001300044 is an apocalyptic number.

It is an amenable number.

22001300044 is a deficient number, since it is larger than the sum of its proper divisors (16622435540).

22001300044 is a wasteful number, since it uses less digits than its factorization.

22001300044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17351504 (or 17351502 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22001300044 its reverse (44000310022), we get a palindrome (66001610066).

The spelling of 22001300044 in words is "twenty-two billion, one million, three hundred thousand, forty-four".