133023320321131 has 2 divisors, whose sum is σ = 133023320321132. Its totient is φ = 133023320321130.

The previous prime is 133023320321117. The next prime is 133023320321149. The reversal of 133023320321131 is 131123023320331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133023320321131 - 2¹¹ = 133023320319083 is a prime.

It is a super-2 number, since 2×133023320321131² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133023320321131.

It is not a weakly prime, because it can be changed into another prime (133023320321531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66511660160565 + 66511660160566.

It is an arithmetic number, because the mean of its divisors is an integer number (66511660160566).

Almost surely, 2^{133023320321131} is an apocalyptic number.

133023320321131 is a deficient number, since it is larger than the sum of its proper divisors (1).

133023320321131 is an equidigital number, since it uses as much as digits as its factorization.

133023320321131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 133023320321131 its reverse (131123023320331), we get a palindrome (264146343641462).

The spelling of 133023320321131 in words is "one hundred thirty-three trillion, twenty-three billion, three hundred twenty million, three hundred twenty-one thousand, one hundred thirty-one".