321027572112 has 40 divisors (see below), whose sum is σ = 893115170304. Its totient is φ = 98777714304.

The previous prime is 321027572101. The next prime is 321027572147. The reversal of 321027572112 is 211275720123.

It is a super-2 number, since 2×321027572112² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257233008 + ... + 257234255.

Almost surely, 2^321027572112 is an apocalyptic number.

It is an amenable number.

321027572112 is an abundant number, since it is smaller than the sum of its proper divisors (572087598192).

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

321027572112 is a wasteful number, since it uses less digits than its factorization.

321027572112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514467287 (or 514467281 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The spelling of 321027572112 in words is "three hundred twenty-one billion, twenty-seven million, five hundred seventy-two thousand, one hundred twelve".