1112101122 has 64 divisors (see below), whose sum is σ = 2608588800. Its totient is φ = 312454080.

The previous prime is 1112101117. The next prime is 1112101127. The reversal of 1112101122 is 2211012111.

It is an interprime number because it is at equal distance from previous prime (1112101117) and next prime (1112101127).

It is a junction number, because it is equal to n+sod(n) for n = 1112101098 and 1112101107.

It is not an unprimeable number, because it can be changed into a prime (1112101127) 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, 49504 + ... + 68372.

It is an arithmetic number, because the mean of its divisors is an integer number (40759200).

Almost surely, 2^1112101122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112101122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1304294400).

1112101122 is an abundant number, since it is smaller than the sum of its proper divisors (1496487678).

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

1112101122 is a wasteful number, since it uses less digits than its factorization.

1112101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18951.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 1112101122 is about 33348.1801902293. The cubic root of 1112101122 is about 1036.0516967340.

Adding to 1112101122 its reverse (2211012111), we get a palindrome (3323113233).

The spelling of 1112101122 in words is "one billion, one hundred twelve million, one hundred one thousand, one hundred twenty-two".