212120110032 has 40 divisors (see below), whose sum is σ = 553297128384. Its totient is φ = 70020228864.

The previous prime is 212120110001. The next prime is 212120110043. The reversal of 212120110032 is 230011021212.

It is a junction number, because it is equal to n+sod(n) for n = 212120109993 and 212120110020.

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, 21447333 + ... + 21457220.

Almost surely, 2^212120110032 is an apocalyptic number.

It is an amenable number.

212120110032 is an abundant number, since it is smaller than the sum of its proper divisors (341177018352).

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

212120110032 is a wasteful number, since it uses less digits than its factorization.

212120110032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42904667 (or 42904661 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212120110032 its reverse (230011021212), we get a palindrome (442131131244).

The spelling of 212120110032 in words is "two hundred twelve billion, one hundred twenty million, one hundred ten thousand, thirty-two".