11023443331311 has 8 divisors (see below), whose sum is σ = 14729669420800. Its totient is φ = 7333089731352.

The previous prime is 11023443331247. The next prime is 11023443331333. The reversal of 11023443331311 is 11313334432011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11023443331311 - 2⁶ = 11023443331247 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 (11023443332311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3968120761 + ... + 3968123538.

It is an arithmetic number, because the mean of its divisors is an integer number (1841208677600).

Almost surely, 2^{11023443331311} is an apocalyptic number.

11023443331311 is a deficient number, since it is larger than the sum of its proper divisors (3706226089489).

11023443331311 is an equidigital number, since it uses as much as digits as its factorization.

11023443331311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7936244765.

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 11023443331311 its reverse (11313334432011), we get a palindrome (22336777763322).

The spelling of 11023443331311 in words is "eleven trillion, twenty-three billion, four hundred forty-three million, three hundred thirty-one thousand, three hundred eleven".