11011110121122 has 64 divisors (see below), whose sum is σ = 24597904158720. Its totient is φ = 3265583295744.

The previous prime is 11011110121093. The next prime is 11011110121147. The reversal of 11011110121122 is 22112101111011.

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, 5238438 + ... + 7033025.

It is an arithmetic number, because the mean of its divisors is an integer number (384342252480).

Almost surely, 2^{11011110121122} is an apocalyptic number.

11011110121122 is an abundant number, since it is smaller than the sum of its proper divisors (13586794037598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11011110121122 is a wasteful number, since it uses less digits than its factorization.

11011110121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12271967.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11011110121122 its reverse (22112101111011), we get a palindrome (33123211232133).

The spelling of 11011110121122 in words is "eleven trillion, eleven billion, one hundred ten million, one hundred twenty-one thousand, one hundred twenty-two".