11220102001111 has 32 divisors (see below), whose sum is σ = 12357103616000. Its totient is φ = 10151418801888.

The previous prime is 11220102001103. The next prime is 11220102001133. The reversal of 11220102001111 is 11110020102211.

It is a happy number.

It is not a de Polignac number, because 11220102001111 - 2³ = 11220102001103 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11220102001091 and 11220102001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220102001151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5804050 + ... + 7491808.

It is an arithmetic number, because the mean of its divisors is an integer number (386159488000).

Almost surely, 2^{11220102001111} is an apocalyptic number.

11220102001111 is a deficient number, since it is larger than the sum of its proper divisors (1137001614889).

11220102001111 is a wasteful number, since it uses less digits than its factorization.

11220102001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688003.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11220102001111 its reverse (11110020102211), we get a palindrome (22330122103322).

The spelling of 11220102001111 in words is "eleven trillion, two hundred twenty billion, one hundred two million, one thousand, one hundred eleven".