1112110222122 has 32 divisors (see below), whose sum is σ = 2471694039360. Its totient is φ = 370652708880.

The previous prime is 1112110222087. The next prime is 1112110222123. The reversal of 1112110222122 is 2212220112111.

1112110222122 is a `hidden beast` number, since 111 + 211 + 0 + 222 + 122 = 666.

It is a super-2 number, since 2×1112110222122² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1112110222095 and 1112110222104.

It is not an unprimeable number, because it can be changed into a prime (1112110222123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008753 + ... + 1800500.

It is an arithmetic number, because the mean of its divisors is an integer number (77240438730).

Almost surely, 2^{1112110222122} is an apocalyptic number.

1112110222122 is an abundant number, since it is smaller than the sum of its proper divisors (1359583817238).

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

1112110222122 is a wasteful number, since it uses less digits than its factorization.

1112110222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816595 (or 2816589 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1112110222122 its reverse (2212220112111), we get a palindrome (3324330334233).

The spelling of 1112110222122 in words is "one trillion, one hundred twelve billion, one hundred ten million, two hundred twenty-two thousand, one hundred twenty-two".