20330210331133 has 2 divisors, whose sum is σ = 20330210331134. Its totient is φ = 20330210331132.

The previous prime is 20330210331131. The next prime is 20330210331143. The reversal of 20330210331133 is 33113301203302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11029552439929 + 9300657891204 = 3321077^2 + 3049698^2 .

It is a cyclic number.

It is not a de Polignac number, because 20330210331133 - 2¹ = 20330210331131 is a prime.

Together with 20330210331131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 20330210331098 and 20330210331107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20330210331131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165105165566 + 10165105165567.

It is an arithmetic number, because the mean of its divisors is an integer number (10165105165567).

Almost surely, 2^{20330210331133} is an apocalyptic number.

It is an amenable number.

20330210331133 is a deficient number, since it is larger than the sum of its proper divisors (1).

20330210331133 is an equidigital number, since it uses as much as digits as its factorization.

20330210331133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 20330210331133 its reverse (33113301203302), we get a palindrome (53443511534435).

The spelling of 20330210331133 in words is "twenty trillion, three hundred thirty billion, two hundred ten million, three hundred thirty-one thousand, one hundred thirty-three".