11020423013444 has 12 divisors (see below), whose sum is σ = 20769258756204. Its totient is φ = 5086349083104.

The previous prime is 11020423013429. The next prime is 11020423013447. The reversal of 11020423013444 is 44431032402011.

It can be written as a sum of positive squares in 2 ways, for example, as 576460562500 + 10443962450944 = 759250^2 + 3231712^2 .

It is a super-2 number, since 2×11020423013444² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11020423013447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105965605847 + ... + 105965605950.

It is an arithmetic number, because the mean of its divisors is an integer number (1730771563017).

Almost surely, 2^{11020423013444} is an apocalyptic number.

It is an amenable number.

11020423013444 is a deficient number, since it is larger than the sum of its proper divisors (9748835742760).

11020423013444 is a wasteful number, since it uses less digits than its factorization.

11020423013444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211931211814 (or 211931211812 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 11020423013444 its reverse (44431032402011), we get a palindrome (55451455415455).

The spelling of 11020423013444 in words is "eleven trillion, twenty billion, four hundred twenty-three million, thirteen thousand, four hundred forty-four".