20331321000201 has 12 divisors (see below), whose sum is σ = 29425160065860. Its totient is φ = 13527584892960.

The previous prime is 20331321000197. The next prime is 20331321000217. The reversal of 20331321000201 is 10200012313302.

20331321000201 is a `hidden beast` number, since 2 + 0 + 331 + 32 + 100 + 0 + 201 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7017725511801 + 13313595488400 = 2649099^2 + 3648780^2 .

It is not a de Polignac number, because 20331321000201 - 2² = 20331321000197 is a prime.

It is a super-2 number, since 2×20331321000201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20331321000301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2219087430 + ... + 2219096591.

It is an arithmetic number, because the mean of its divisors is an integer number (2452096672155).

Almost surely, 2^{20331321000201} is an apocalyptic number.

It is an amenable number.

20331321000201 is a deficient number, since it is larger than the sum of its proper divisors (9093839065659).

20331321000201 is a wasteful number, since it uses less digits than its factorization.

20331321000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4438184536 (or 4438184533 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20331321000201 its reverse (10200012313302), we get a palindrome (30531333313503).

The spelling of 20331321000201 in words is "twenty trillion, three hundred thirty-one billion, three hundred twenty-one million, two hundred one", and thus it is an aban number.