321421101100001 has 48 divisors (see below), whose sum is σ = 380657096749440. Its totient is φ = 265822344023040.

The previous prime is 321421101099949. The next prime is 321421101100049. The reversal of 321421101100001 is 100001101124123.

It is a de Polignac number, because none of the positive numbers 2^k-321421101100001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321421101100051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13579822595 + ... + 13579846263.

It is an arithmetic number, because the mean of its divisors is an integer number (7930356182280).

Almost surely, 2^{321421101100001} is an apocalyptic number.

It is an amenable number.

321421101100001 is a deficient number, since it is larger than the sum of its proper divisors (59235995649439).

321421101100001 is a wasteful number, since it uses less digits than its factorization.

321421101100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36486 (or 36443 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 321421101100001 its reverse (100001101124123), we get a palindrome (421422202224124).

The spelling of 321421101100001 in words is "three hundred twenty-one trillion, four hundred twenty-one billion, one hundred one million, one hundred thousand, one".