201323120213131 has 8 divisors (see below), whose sum is σ = 230563907435520. Its totient is φ = 172202418360168.

The previous prime is 201323120213129. The next prime is 201323120213161. The reversal of 201323120213131 is 131312021323102.

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

It is not a de Polignac number, because 201323120213131 - 2¹ = 201323120213129 is a prime.

It is a super-2 number, since 2×201323120213131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201323120213096 and 201323120213105.

It is not an unprimeable number, because it can be changed into a prime (201323120213161) 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, 30021338761 + ... + 30021345466.

It is an arithmetic number, because the mean of its divisors is an integer number (28820488429440).

Almost surely, 2^{201323120213131} is an apocalyptic number.

201323120213131 is a deficient number, since it is larger than the sum of its proper divisors (29240787222389).

201323120213131 is an equidigital number, since it uses as much as digits as its factorization.

201323120213131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60042684713.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 201323120213131 its reverse (131312021323102), we get a palindrome (332635141536233).

The spelling of 201323120213131 in words is "two hundred one trillion, three hundred twenty-three billion, one hundred twenty million, two hundred thirteen thousand, one hundred thirty-one".