20132331320201 has 4 divisors (see below), whose sum is σ = 20132356572432. Its totient is φ = 20132306067972.

The previous prime is 20132331320147. The next prime is 20132331320261. The reversal of 20132331320201 is 10202313323102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20132331320201 is a prime.

It is a super-2 number, since 2×20132331320201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132331320261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11389895 + ... + 13038188.

It is an arithmetic number, because the mean of its divisors is an integer number (5033089143108).

Almost surely, 2^{20132331320201} is an apocalyptic number.

It is an amenable number.

20132331320201 is a deficient number, since it is larger than the sum of its proper divisors (25252231).

20132331320201 is an equidigital number, since it uses as much as digits as its factorization.

20132331320201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25252230.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20132331320201 its reverse (10202313323102), we get a palindrome (30334644643303).

The spelling of 20132331320201 in words is "twenty trillion, one hundred thirty-two billion, three hundred thirty-one million, three hundred twenty thousand, two hundred one".