11110112122 has 4 divisors (see below), whose sum is σ = 16665168186. Its totient is φ = 5555056060.

The previous prime is 11110112113. The next prime is 11110112129. The reversal of 11110112122 is 22121101111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11109370801 + 741321 = 105401^2 + 861^2 .

It is a super-2 number, since 2×11110112122² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11110112129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777528029 + ... + 2777528032.

Almost surely, 2^11110112122 is an apocalyptic number.

11110112122 is a deficient number, since it is larger than the sum of its proper divisors (5555056064).

11110112122 is an equidigital number, since it uses as much as digits as its factorization.

11110112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555056063.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11110112122 its reverse (22121101111), we get a palindrome (33231213233).

The spelling of 11110112122 in words is "eleven billion, one hundred ten million, one hundred twelve thousand, one hundred twenty-two".