1112211222122 has 96 divisors (see below), whose sum is σ = 2258643418752. Its totient is φ = 399695472000.

The previous prime is 1112211222119. The next prime is 1112211222127. The reversal of 1112211222122 is 2212221122111.

It is a super-2 number, since 2×1112211222122² (a number of 25 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1112211222094 and 1112211222103.

It is not an unprimeable number, because it can be changed into a prime (1112211222127) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30394097 + ... + 30430667.

It is an arithmetic number, because the mean of its divisors is an integer number (23527535612).

Almost surely, 2^{1112211222122} is an apocalyptic number.

1112211222122 is an abundant number, since it is smaller than the sum of its proper divisors (1146432196630).

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

1112211222122 is a wasteful number, since it uses less digits than its factorization.

1112211222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37996 (or 37985 counting only the distinct ones).

The product of its digits is 128, while the sum is 20.

Adding to 1112211222122 its reverse (2212221122111), we get a palindrome (3324432344233).

The spelling of 1112211222122 in words is "one trillion, one hundred twelve billion, two hundred eleven million, two hundred twenty-two thousand, one hundred twenty-two".