11331323220111 has 16 divisors (see below), whose sum is σ = 15508150876128. Its totient is φ = 7356807792000.

The previous prime is 11331323220101. The next prime is 11331323220131. The reversal of 11331323220111 is 11102232313311.

It is not a de Polignac number, because 11331323220111 - 2⁹ = 11331323219599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331323220101) 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, 306515176 + ... + 306552141.

It is an arithmetic number, because the mean of its divisors is an integer number (969259429758).

Almost surely, 2^{11331323220111} is an apocalyptic number.

11331323220111 is a deficient number, since it is larger than the sum of its proper divisors (4176827656017).

11331323220111 is a wasteful number, since it uses less digits than its factorization.

11331323220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613067482.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11331323220111 its reverse (11102232313311), we get a palindrome (22433555533422).

The spelling of 11331323220111 in words is "eleven trillion, three hundred thirty-one billion, three hundred twenty-three million, two hundred twenty thousand, one hundred eleven".