32120220112 has 20 divisors (see below), whose sum is σ = 62272388320. Its totient is φ = 16049926368.

The previous prime is 32120220071. The next prime is 32120220127. The reversal of 32120220112 is 21102202123.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 610428 + ... + 660955.

It is an arithmetic number, because the mean of its divisors is an integer number (3113619416).

Almost surely, 2^32120220112 is an apocalyptic number.

It is an amenable number.

32120220112 is a deficient number, since it is larger than the sum of its proper divisors (30152168208).

32120220112 is a wasteful number, since it uses less digits than its factorization.

32120220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272970 (or 1272964 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 32120220112 its reverse (21102202123), we get a palindrome (53222422235).

The spelling of 32120220112 in words is "thirty-two billion, one hundred twenty million, two hundred twenty thousand, one hundred twelve".