212112002112 has 28 divisors (see below), whose sum is σ = 561213006096. Its totient is φ = 70704000640.

The previous prime is 212112002107. The next prime is 212112002131. The reversal of 212112002112 is 211200211212.

It is a super-2 number, since 2×212112002112² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212112002091 and 212112002100.

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, 552374814 + ... + 552375197.

Almost surely, 2^212112002112 is an apocalyptic number.

It is an amenable number.

212112002112 is an abundant number, since it is smaller than the sum of its proper divisors (349101003984).

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

212112002112 is a wasteful number, since it uses less digits than its factorization.

212112002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104750026 (or 1104750016 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212112002112 its reverse (211200211212), we get a palindrome (423312213324).

The spelling of 212112002112 in words is "two hundred twelve billion, one hundred twelve million, two thousand, one hundred twelve".