2012112222122 has 8 divisors (see below), whose sum is σ = 3018246946500. Its totient is φ = 1006029906624.

The previous prime is 2012112222119. The next prime is 2012112222167. The reversal of 2012112222122 is 2212222112102.

It can be written as a sum of positive squares in 2 ways, for example, as 1346502631321 + 665609590801 = 1160389^2 + 815849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2012112222094 and 2012112222103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13006097 + ... + 13159892.

Almost surely, 2^{2012112222122} is an apocalyptic number.

2012112222122 is a deficient number, since it is larger than the sum of its proper divisors (1006134724378).

2012112222122 is a wasteful number, since it uses less digits than its factorization.

2012112222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26204440.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2012112222122 its reverse (2212222112102), we get a palindrome (4224334334224).

The spelling of 2012112222122 in words is "two trillion, twelve billion, one hundred twelve million, two hundred twenty-two thousand, one hundred twenty-two".