321032020112 has 20 divisors (see below), whose sum is σ = 629493511920. Its totient is φ = 158582081568.

The previous prime is 321032020051. The next prime is 321032020121. The reversal of 321032020112 is 211020230123.

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, 120869162 + ... + 120871817.

It is an arithmetic number, because the mean of its divisors is an integer number (31474675596).

Almost surely, 2^321032020112 is an apocalyptic number.

It is an amenable number.

321032020112 is a deficient number, since it is larger than the sum of its proper divisors (308461491808).

321032020112 is a wasteful number, since it uses less digits than its factorization.

321032020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241741070 (or 241741064 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 321032020112 its reverse (211020230123), we get a palindrome (532052250235).

The spelling of 321032020112 in words is "three hundred twenty-one billion, thirty-two million, twenty thousand, one hundred twelve".