11201010022111 has 32 divisors (see below), whose sum is σ = 14512517734400. Its totient is φ = 8395269442560.

The previous prime is 11201010022049. The next prime is 11201010022117. The reversal of 11201010022111 is 11122001010211.

It is a happy number.

It is not a de Polignac number, because 11201010022111 - 2⁷ = 11201010021983 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 11201010022091 and 11201010022100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201010022117) 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, 23501506 + ... + 23973376.

It is an arithmetic number, because the mean of its divisors is an integer number (453516179200).

Almost surely, 2^{11201010022111} is an apocalyptic number.

11201010022111 is a deficient number, since it is larger than the sum of its proper divisors (3311507712289).

11201010022111 is a wasteful number, since it uses less digits than its factorization.

11201010022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485639.

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

Adding to 11201010022111 its reverse (11122001010211), we get a palindrome (22323011032322).

The spelling of 11201010022111 in words is "eleven trillion, two hundred one billion, ten million, twenty-two thousand, one hundred eleven".