20321202303201 has 8 divisors (see below), whose sum is σ = 27095334482304. Its totient is φ = 13547269163120.

The previous prime is 20321202303167. The next prime is 20321202303221. The reversal of 20321202303201 is 10230320212302.

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 a de Polignac number, because none of the positive numbers 2^k-20321202303201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20321202303221) 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, 49521366 + ... + 49930031.

It is an arithmetic number, because the mean of its divisors is an integer number (3386916810288).

Almost surely, 2^{20321202303201} is an apocalyptic number.

It is an amenable number.

20321202303201 is a deficient number, since it is larger than the sum of its proper divisors (6774132179103).

20321202303201 is an equidigital number, since it uses as much as digits as its factorization.

20321202303201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99519511.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20321202303201 its reverse (10230320212302), we get a palindrome (30551522515503).

The spelling of 20321202303201 in words is "twenty trillion, three hundred twenty-one billion, two hundred two million, three hundred three thousand, two hundred one".