22144241044 has 6 divisors (see below), whose sum is σ = 38752421834. Its totient is φ = 11072120520.

The previous prime is 22144241029. The next prime is 22144241069. The reversal of 22144241044 is 44014244122.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21603120400 + 541120644 = 146980^2 + 23262^2 .

It is a super-2 number, since 2×22144241044² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2768030127 + ... + 2768030134.

Almost surely, 2^22144241044 is an apocalyptic number.

It is an amenable number.

22144241044 is a deficient number, since it is larger than the sum of its proper divisors (16608180790).

22144241044 is a wasteful number, since it uses less digits than its factorization.

22144241044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5536060265 (or 5536060263 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 22144241044 its reverse (44014244122), we get a palindrome (66158485166).

The spelling of 22144241044 in words is "twenty-two billion, one hundred forty-four million, two hundred forty-one thousand, forty-four".