11021124401 has 16 divisors (see below), whose sum is σ = 13261603200. Its totient is φ = 8947387008.

The previous prime is 11021124391. The next prime is 11021124407. The reversal of 11021124401 is 10442112011.

It is a de Polignac number, because none of the positive numbers 2^k-11021124401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11021124401.

It is not an unprimeable number, because it can be changed into a prime (11021124407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835211 + ... + 848303.

It is an arithmetic number, because the mean of its divisors is an integer number (828850200).

Almost surely, 2^11021124401 is an apocalyptic number.

It is an amenable number.

11021124401 is a deficient number, since it is larger than the sum of its proper divisors (2240478799).

11021124401 is a wasteful number, since it uses less digits than its factorization.

11021124401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19448.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11021124401 its reverse (10442112011), we get a palindrome (21463236412).

The spelling of 11021124401 in words is "eleven billion, twenty-one million, one hundred twenty-four thousand, four hundred one".