321441201020001 has 16 divisors (see below), whose sum is σ = 464352815703744. Its totient is φ = 196998164235264.

The previous prime is 321441201019949. The next prime is 321441201020003. The reversal of 321441201020001 is 100020102144123.

It is not a de Polignac number, because 321441201020001 - 2⁴¹ = 319242177764449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 321441201020001.

It is not an unprimeable number, because it can be changed into a prime (321441201020003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73288005336 + ... + 73288009721.

It is an arithmetic number, because the mean of its divisors is an integer number (29022050981484).

Almost surely, 2^{321441201020001} is an apocalyptic number.

It is an amenable number.

321441201020001 is a deficient number, since it is larger than the sum of its proper divisors (142911614683743).

321441201020001 is a wasteful number, since it uses less digits than its factorization.

321441201020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146576015120.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 321441201020001 its reverse (100020102144123), we get a palindrome (421461303164124).

The spelling of 321441201020001 in words is "three hundred twenty-one trillion, four hundred forty-one billion, two hundred one million, twenty thousand, one".