32120300220020 has 48 divisors (see below), whose sum is σ = 67595198780928. Its totient is φ = 12820992750720.

The previous prime is 32120300219999. The next prime is 32120300220089. The reversal of 32120300220020 is 2002200302123.

It is a congruent number.

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, 17140157 + ... + 18921563.

It is an arithmetic number, because the mean of its divisors is an integer number (1408233307936).

Almost surely, 2^{32120300220020} is an apocalyptic number.

It is an amenable number.

32120300220020 is an abundant number, since it is smaller than the sum of its proper divisors (35474898560908).

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

32120300220020 is a wasteful number, since it uses less digits than its factorization.

32120300220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783320 (or 1783318 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 32120300220020 its reverse (2002200302123), we get a palindrome (34122500522143).

The spelling of 32120300220020 in words is "thirty-two trillion, one hundred twenty billion, three hundred million, two hundred twenty thousand, twenty".