11121201122110 has 32 divisors (see below), whose sum is σ = 20896524348480. Its totient is φ = 4253437106688.

The previous prime is 11121201122089. The next prime is 11121201122113. The reversal of 11121201122110 is 1122110212111.

It is a super-2 number, since 2×11121201122110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121201122113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8666517 + ... + 9866656.

It is an arithmetic number, because the mean of its divisors is an integer number (653016385890).

Almost surely, 2^{11121201122110} is an apocalyptic number.

11121201122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121201122110 is a deficient number, since it is larger than the sum of its proper divisors (9775323226370).

11121201122110 is a wasteful number, since it uses less digits than its factorization.

11121201122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18535812.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11121201122110 its reverse (1122110212111), we get a palindrome (12243311334221).

Subtracting from 11121201122110 its reverse (1122110212111), we obtain a palindrome (9999090909999).

The spelling of 11121201122110 in words is "eleven trillion, one hundred twenty-one billion, two hundred one million, one hundred twenty-two thousand, one hundred ten".