11121201112118 has 64 divisors (see below), whose sum is σ = 17768179630080. Its totient is φ = 5205807079200.

The previous prime is 11121201112081. The next prime is 11121201112169. The reversal of 11121201112118 is 81121110212111.

It is a super-2 number, since 2×11121201112118² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11121201112093 and 11121201112102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1190319755 + ... + 1190329097.

It is an arithmetic number, because the mean of its divisors is an integer number (277627806720).

Almost surely, 2^{11121201112118} is an apocalyptic number.

11121201112118 is a deficient number, since it is larger than the sum of its proper divisors (6646978517962).

11121201112118 is a wasteful number, since it uses less digits than its factorization.

11121201112118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10473.

The product of its (nonzero) digits is 64, while the sum is 23.

Adding to 11121201112118 its reverse (81121110212111), we get a palindrome (92242311324229).

The spelling of 11121201112118 in words is "eleven trillion, one hundred twenty-one billion, two hundred one million, one hundred twelve thousand, one hundred eighteen".