11020000211111 has 4 divisors (see below), whose sum is σ = 11276279285832. Its totient is φ = 10763721136392.

The previous prime is 11020000211089. The next prime is 11020000211141. The reversal of 11020000211111 is 11111200002011.

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 11020000211111 - 2²⁶ = 11019933102247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020000211092 and 11020000211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020000211141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128139537296 + ... + 128139537381.

It is an arithmetic number, because the mean of its divisors is an integer number (2819069821458).

Almost surely, 2^{11020000211111} is an apocalyptic number.

11020000211111 is a deficient number, since it is larger than the sum of its proper divisors (256279074721).

11020000211111 is an equidigital number, since it uses as much as digits as its factorization.

11020000211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256279074720.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11020000211111 its reverse (11111200002011), we get a palindrome (22131200213122).

The spelling of 11020000211111 in words is "eleven trillion, twenty billion, two hundred eleven thousand, one hundred eleven".