321130224100 has 36 divisors (see below), whose sum is σ = 796402957504. Its totient is φ = 110101790880.

The previous prime is 321130224067. The next prime is 321130224101. The reversal of 321130224100 is 1422031123.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (321130224101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229378032 + ... + 229379431.

Almost surely, 2^321130224100 is an apocalyptic number.

It is an amenable number.

321130224100 is an abundant number, since it is smaller than the sum of its proper divisors (475272733404).

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

321130224100 is a wasteful number, since it uses less digits than its factorization.

321130224100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458757484 (or 458757477 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 321130224100 its reverse (1422031123), we get a palindrome (322552255223).

The spelling of 321130224100 in words is "three hundred twenty-one billion, one hundred thirty million, two hundred twenty-four thousand, one hundred".