2112220233232 has 20 divisors (see below), whose sum is σ = 4122298433916. Its totient is φ = 1048401282560.

The previous prime is 2112220233209. The next prime is 2112220233281. The reversal of 2112220233232 is 2323320222112.

It can be written as a sum of positive squares in 2 ways, for example, as 1315921002496 + 796299230736 = 1147136^2 + 892356^2 .

It is a super-2 number, since 2×2112220233232² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112220233197 and 2112220233206.

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, 481799869 + ... + 481804252.

Almost surely, 2^{2112220233232} is an apocalyptic number.

It is an amenable number.

2112220233232 is a deficient number, since it is larger than the sum of its proper divisors (2010078200684).

2112220233232 is a wasteful number, since it uses less digits than its factorization.

2112220233232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963604266 (or 963604260 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2112220233232 its reverse (2323320222112), we get a palindrome (4435540455344).

The spelling of 2112220233232 in words is "two trillion, one hundred twelve billion, two hundred twenty million, two hundred thirty-three thousand, two hundred thirty-two".