32020111212 has 24 divisors (see below), whose sum is σ = 75023614512. Its totient is φ = 10629081600.

The previous prime is 32020111163. The next prime is 32020111213. The reversal of 32020111212 is 21211102023.

It is a junction number, because it is equal to n+sod(n) for n = 32020111191 and 32020111200.

It is not an unprimeable number, because it can be changed into a prime (32020111213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5533089 + ... + 5538872.

It is an arithmetic number, because the mean of its divisors is an integer number (3125983938).

Almost surely, 2^32020111212 is an apocalyptic number.

It is an amenable number.

32020111212 is an abundant number, since it is smaller than the sum of its proper divisors (43003503300).

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

32020111212 is a wasteful number, since it uses less digits than its factorization.

32020111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11072209 (or 11072207 counting only the distinct ones).

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

Adding to 32020111212 its reverse (21211102023), we get a palindrome (53231213235).

The spelling of 32020111212 in words is "thirty-two billion, twenty million, one hundred eleven thousand, two hundred twelve".