22011030044 has 24 divisors (see below), whose sum is σ = 39881373840. Its totient is φ = 10616996096.

The previous prime is 22011029993. The next prime is 22011030047. The reversal of 22011030044 is 44003011022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011030047) 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, 57764 + ... + 217620.

It is an arithmetic number, because the mean of its divisors is an integer number (1661723910).

Almost surely, 2^22011030044 is an apocalyptic number.

It is an amenable number.

22011030044 is a deficient number, since it is larger than the sum of its proper divisors (17870343796).

22011030044 is a wasteful number, since it uses less digits than its factorization.

22011030044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161077 (or 161075 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22011030044 its reverse (44003011022), we get a palindrome (66014041066).

The spelling of 22011030044 in words is "twenty-two billion, eleven million, thirty thousand, forty-four".