2112220332412 has 24 divisors (see below), whose sum is σ = 3709946382912. Its totient is φ = 1052240640000.

The previous prime is 2112220332377. The next prime is 2112220332451. The reversal of 2112220332412 is 2142330222112.

It is a super-2 number, since 2×2112220332412² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073037 + ... + 2318587.

It is an arithmetic number, because the mean of its divisors is an integer number (154581099288).

Almost surely, 2^{2112220332412} is an apocalyptic number.

It is an amenable number.

2112220332412 is a deficient number, since it is larger than the sum of its proper divisors (1597726050500).

2112220332412 is a wasteful number, since it uses less digits than its factorization.

2112220332412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247109 (or 1247107 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 2112220332412 its reverse (2142330222112), we get a palindrome (4254550554524).

The spelling of 2112220332412 in words is "two trillion, one hundred twelve billion, two hundred twenty million, three hundred thirty-two thousand, four hundred twelve".