11022001111111 has 4 divisors (see below), whose sum is σ = 11024917759800. Its totient is φ = 11019084462424.

The previous prime is 11022001111091. The next prime is 11022001111117. The reversal of 11022001111111 is 11111110022011.

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 11022001111111 - 2¹³ = 11022001102919 is a prime.

It is a Duffinian number.

11022001111111 is a modest number, since divided by 1111111 gives 1102200 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 11022001111091 and 11022001111100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022001111117) 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, 1458318676 + ... + 1458326233.

It is an arithmetic number, because the mean of its divisors is an integer number (2756229439950).

Almost surely, 2^{11022001111111} is an apocalyptic number.

11022001111111 is a deficient number, since it is larger than the sum of its proper divisors (2916648689).

11022001111111 is an equidigital number, since it uses as much as digits as its factorization.

11022001111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916648688.

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

Adding to 11022001111111 its reverse (11111110022011), we get a palindrome (22133111133122).

The spelling of 11022001111111 in words is "eleven trillion, twenty-two billion, one million, one hundred eleven thousand, one hundred eleven".