11021111038 has 16 divisors (see below), whose sum is σ = 18894680064. Its totient is φ = 4722996600.

The previous prime is 11021111021. The next prime is 11021111039. The reversal of 11021111038 is 83011112011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021111039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374563 + ... + 402913.

It is an arithmetic number, because the mean of its divisors is an integer number (1180917504).

Almost surely, 2^11021111038 is an apocalyptic number.

11021111038 is a deficient number, since it is larger than the sum of its proper divisors (7873569026).

11021111038 is a wasteful number, since it uses less digits than its factorization.

11021111038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56127.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 11021111038 its reverse (83011112011), we get a palindrome (94032223049).

The spelling of 11021111038 in words is "eleven billion, twenty-one million, one hundred eleven thousand, thirty-eight".