11020111331343 has 4 divisors (see below), whose sum is σ = 14693481775128. Its totient is φ = 7346740887560.

The previous prime is 11020111331287. The next prime is 11020111331419. The reversal of 11020111331343 is 34313311102011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11020111331343 - 2¹⁴ = 11020111314959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020111331443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1836685221888 + ... + 1836685221893.

It is an arithmetic number, because the mean of its divisors is an integer number (3673370443782).

Almost surely, 2^{11020111331343} is an apocalyptic number.

11020111331343 is a deficient number, since it is larger than the sum of its proper divisors (3673370443785).

11020111331343 is an equidigital number, since it uses as much as digits as its factorization.

11020111331343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673370443784.

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

Adding to 11020111331343 its reverse (34313311102011), we get a palindrome (45333422433354).

The spelling of 11020111331343 in words is "eleven trillion, twenty billion, one hundred eleven million, three hundred thirty-one thousand, three hundred forty-three".