321421200001 has 8 divisors (see below), whose sum is σ = 355444615584. Its totient is φ = 288198335520.

The previous prime is 321421199941. The next prime is 321421200029. The reversal of 321421200001 is 100002124123.

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 321421200001 - 2¹¹ = 321421197953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321421200091) 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, 200136931 + ... + 200138536.

It is an arithmetic number, because the mean of its divisors is an integer number (44430576948).

Almost surely, 2^321421200001 is an apocalyptic number.

It is an amenable number.

321421200001 is a deficient number, since it is larger than the sum of its proper divisors (34023415583).

321421200001 is a wasteful number, since it uses less digits than its factorization.

321421200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400275551.

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

Adding to 321421200001 its reverse (100002124123), we get a palindrome (421423324124).

The spelling of 321421200001 in words is "three hundred twenty-one billion, four hundred twenty-one million, two hundred thousand, one".