4320421113100 has 72 divisors (see below), whose sum is σ = 9903624530240. Its totient is φ = 1631426806080.

The previous prime is 4320421113053. The next prime is 4320421113131. The reversal of 4320421113100 is 13111240234.

It is a super-2 number, since 2×4320421113100² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3479802 + ... + 4555201.

Almost surely, 2^{4320421113100} is an apocalyptic number.

It is an amenable number.

4320421113100 is an abundant number, since it is smaller than the sum of its proper divisors (5583203417140).

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

4320421113100 is a wasteful number, since it uses less digits than its factorization.

4320421113100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8035319 (or 8035312 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 4320421113100 its reverse (13111240234), we get a palindrome (4333532353334).

The spelling of 4320421113100 in words is "four trillion, three hundred twenty billion, four hundred twenty-one million, one hundred thirteen thousand, one hundred".