11123021102102 has 32 divisors (see below), whose sum is σ = 20545432122432. Its totient is φ = 4398039483264.

The previous prime is 11123021102077. The next prime is 11123021102143. The reversal of 11123021102102 is 20120112032111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15456653 + ... + 16160264.

It is an arithmetic number, because the mean of its divisors is an integer number (642044753826).

Almost surely, 2^{11123021102102} is an apocalyptic number.

11123021102102 is a deficient number, since it is larger than the sum of its proper divisors (9422411020330).

11123021102102 is a wasteful number, since it uses less digits than its factorization.

11123021102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31618872.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11123021102102 its reverse (20120112032111), we get a palindrome (31243133134213).

The spelling of 11123021102102 in words is "eleven trillion, one hundred twenty-three billion, twenty-one million, one hundred two thousand, one hundred two".