11331103321111 has 16 divisors (see below), whose sum is σ = 13217012285440. Its totient is φ = 9513925424640.

The previous prime is 11331103321103. The next prime is 11331103321147. The reversal of 11331103321111 is 11112330113311.

11331103321111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11331103321111 - 2³ = 11331103321103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331103324111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80600010 + ... + 80740471.

It is an arithmetic number, because the mean of its divisors is an integer number (826063267840).

Almost surely, 2^{11331103321111} is an apocalyptic number.

11331103321111 is a deficient number, since it is larger than the sum of its proper divisors (1885908964329).

11331103321111 is a wasteful number, since it uses less digits than its factorization.

11331103321111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161340694.

The product of its (nonzero) digits is 162, while the sum is 22.

Adding to 11331103321111 its reverse (11112330113311), we get a palindrome (22443433434422).

The spelling of 11331103321111 in words is "eleven trillion, three hundred thirty-one billion, one hundred three million, three hundred twenty-one thousand, one hundred eleven".