32213031020 has 48 divisors (see below), whose sum is σ = 69500501280. Its totient is φ = 12532483584.

The previous prime is 32213031013. The next prime is 32213031089. The reversal of 32213031020 is 2013031223.

It is a self number, because there is not a number n which added to its sum of digits gives 32213031020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2701712 + ... + 2713608.

It is an arithmetic number, because the mean of its divisors is an integer number (1447927110).

Almost surely, 2^32213031020 is an apocalyptic number.

It is an amenable number.

32213031020 is an abundant number, since it is smaller than the sum of its proper divisors (37287470260).

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

32213031020 is a wasteful number, since it uses less digits than its factorization.

32213031020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15602 (or 15600 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 32213031020 its reverse (2013031223), we get a palindrome (34226062243).

The spelling of 32213031020 in words is "thirty-two billion, two hundred thirteen million, thirty-one thousand, twenty".