321223221220001 has 8 divisors (see below), whose sum is σ = 327290244352704. Its totient is φ = 315156427999920.

The previous prime is 321223221219991. The next prime is 321223221220021. The reversal of 321223221220001 is 100022122322123.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 321223221220001 - 2¹⁴ = 321223221203617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321223221220021) 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, 54656165 + ... + 60247346.

It is an arithmetic number, because the mean of its divisors is an integer number (40911280544088).

Almost surely, 2^{321223221220001} is an apocalyptic number.

It is an amenable number.

321223221220001 is a deficient number, since it is larger than the sum of its proper divisors (6067023132703).

321223221220001 is a wasteful number, since it uses less digits than its factorization.

321223221220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114956311.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 321223221220001 its reverse (100022122322123), we get a palindrome (421245343542124).

The spelling of 321223221220001 in words is "three hundred twenty-one trillion, two hundred twenty-three billion, two hundred twenty-one million, two hundred twenty thousand, one".