11311111144122 has 64 divisors (see below), whose sum is σ = 24114748495104. Its totient is φ = 3524618649600.

The previous prime is 11311111144121. The next prime is 11311111144217. The reversal of 11311111144122 is 22144111111311.

It is a junction number, because it is equal to n+sod(n) for n = 11311111144092 and 11311111144101.

It is not an unprimeable number, because it can be changed into a prime (11311111144121) 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, 127746138 + ... + 127834650.

It is an arithmetic number, because the mean of its divisors is an integer number (376792945236).

Almost surely, 2^{11311111144122} is an apocalyptic number.

11311111144122 is an abundant number, since it is smaller than the sum of its proper divisors (12803637350982).

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

11311111144122 is a wasteful number, since it uses less digits than its factorization.

11311111144122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96983.

The product of its digits is 192, while the sum is 24.

Adding to 11311111144122 its reverse (22144111111311), we get a palindrome (33455222255433).

The spelling of 11311111144122 in words is "eleven trillion, three hundred eleven billion, one hundred eleven million, one hundred forty-four thousand, one hundred twenty-two".