112122212022 has 12 divisors (see below), whose sum is σ = 242931459420. Its totient is φ = 37374070668.

The previous prime is 112122212003. The next prime is 112122212057. The reversal of 112122212022 is 220212221211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6229011779 = 112122212022 / (1 + 1 + 2 + 1 + 2 + 2 + 2 + 1 + 2 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 112122211986 and 112122212004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3114505872 + ... + 3114505907.

It is an arithmetic number, because the mean of its divisors is an integer number (20244288285).

Almost surely, 2^112122212022 is an apocalyptic number.

112122212022 is an abundant number, since it is smaller than the sum of its proper divisors (130809247398).

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

112122212022 is a wasteful number, since it uses less digits than its factorization.

112122212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6229011787 (or 6229011784 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 112122212022 its reverse (220212221211), we get a palindrome (332334433233).

The spelling of 112122212022 in words is "one hundred twelve billion, one hundred twenty-two million, two hundred twelve thousand, twenty-two".