11112020111101 has 32 divisors (see below), whose sum is σ = 13864728227840. Its totient is φ = 8671061969856.

The previous prime is 11112020111081. The next prime is 11112020111111. The reversal of 11112020111101 is 10111102021111.

It is not a de Polignac number, because 11112020111101 - 2⁹ = 11112020110589 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112020111111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5668330 + ... + 7372516.

It is an arithmetic number, because the mean of its divisors is an integer number (433272757120).

Almost surely, 2^{11112020111101} is an apocalyptic number.

It is an amenable number.

11112020111101 is a deficient number, since it is larger than the sum of its proper divisors (2752708116739).

11112020111101 is a wasteful number, since it uses less digits than its factorization.

11112020111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705193.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11112020111101 its reverse (10111102021111), we get a palindrome (21223122132212).

The spelling of 11112020111101 in words is "eleven trillion, one hundred twelve billion, twenty million, one hundred eleven thousand, one hundred one".