11111440122122 has 16 divisors (see below), whose sum is σ = 16676606659392. Its totient is φ = 5552571706080.

The previous prime is 11111440122121. The next prime is 11111440122143. The reversal of 11111440122122 is 22122104411111.

It is not an unprimeable number, because it can be changed into a prime (11111440122121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50148593 + ... + 50369675.

It is an arithmetic number, because the mean of its divisors is an integer number (1042287916212).

Almost surely, 2^{11111440122122} is an apocalyptic number.

11111440122122 is a deficient number, since it is larger than the sum of its proper divisors (5565166537270).

11111440122122 is a wasteful number, since it uses less digits than its factorization.

11111440122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235213.

The product of its (nonzero) digits is 256, while the sum is 23.

Adding to 11111440122122 its reverse (22122104411111), we get a palindrome (33233544533233).

The spelling of 11111440122122 in words is "eleven trillion, one hundred eleven billion, four hundred forty million, one hundred twenty-two thousand, one hundred twenty-two".