320421102001 has 24 divisors (see below), whose sum is σ = 433474970432. Its totient is φ = 230472712800.

The previous prime is 320421101999. The next prime is 320421102031. The reversal of 320421102001 is 100201124023.

It is not a de Polignac number, because 320421102001 - 2¹ = 320421101999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320421102031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14539035 + ... + 14561056.

Almost surely, 2^320421102001 is an apocalyptic number.

It is an amenable number.

320421102001 is a deficient number, since it is larger than the sum of its proper divisors (113053868431).

320421102001 is a wasteful number, since it uses less digits than its factorization.

320421102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29100133 (or 29100122 counting only the distinct ones).

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

Adding to 320421102001 its reverse (100201124023), we get a palindrome (420622226024).

The spelling of 320421102001 in words is "three hundred twenty billion, four hundred twenty-one million, one hundred two thousand, one".