11020111223013 has 32 divisors (see below), whose sum is σ = 16594183737600. Its totient is φ = 7226105515200.

The previous prime is 11020111222993. The next prime is 11020111223039. The reversal of 11020111223013 is 31032211102011.

11020111223013 is a `hidden beast` number, since 110 + 201 + 112 + 230 + 13 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-11020111223013 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020111223813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83781408 + ... + 83912838.

It is an arithmetic number, because the mean of its divisors is an integer number (518568241800).

Almost surely, 2^{11020111223013} is an apocalyptic number.

It is an amenable number.

11020111223013 is a deficient number, since it is larger than the sum of its proper divisors (5574072514587).

11020111223013 is a wasteful number, since it uses less digits than its factorization.

11020111223013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182410 (or 182404 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11020111223013 its reverse (31032211102011), we get a palindrome (42052322325024).

The spelling of 11020111223013 in words is "eleven trillion, twenty billion, one hundred eleven million, two hundred twenty-three thousand, thirteen".