321233320221401 has 8 divisors (see below), whose sum is σ = 368430284913024. Its totient is φ = 274362978123360.

The previous prime is 321233320221367. The next prime is 321233320221461. The reversal of 321233320221401 is 104122023332123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-321233320221401 is a prime.

It is a super-2 number, since 2×321233320221401² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321233320221461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81655646285 + ... + 81655650218.

It is an arithmetic number, because the mean of its divisors is an integer number (46053785614128).

Almost surely, 2^{321233320221401} is an apocalyptic number.

It is an amenable number.

321233320221401 is a deficient number, since it is larger than the sum of its proper divisors (47196964691623).

321233320221401 is a wasteful number, since it uses less digits than its factorization.

321233320221401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163311296791.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 321233320221401 its reverse (104122023332123), we get a palindrome (425355343553524).

The spelling of 321233320221401 in words is "three hundred twenty-one trillion, two hundred thirty-three billion, three hundred twenty million, two hundred twenty-one thousand, four hundred one".