201031203133 has 2 divisors, whose sum is σ = 201031203134. Its totient is φ = 201031203132.

The previous prime is 201031203101. The next prime is 201031203161. The reversal of 201031203133 is 331302130102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151194212569 + 49836990564 = 388837^2 + 223242^2 .

It is a cyclic number.

It is not a de Polignac number, because 201031203133 - 2⁵ = 201031203101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201031203133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201031203193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100515601566 + 100515601567.

It is an arithmetic number, because the mean of its divisors is an integer number (100515601567).

Almost surely, 2^201031203133 is an apocalyptic number.

It is an amenable number.

201031203133 is a deficient number, since it is larger than the sum of its proper divisors (1).

201031203133 is an equidigital number, since it uses as much as digits as its factorization.

201031203133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 201031203133 its reverse (331302130102), we get a palindrome (532333333235).

It can be divided in two parts, 20103 and 1203133, that added together give a square (1223236 = 1106²).

The spelling of 201031203133 in words is "two hundred one billion, thirty-one million, two hundred three thousand, one hundred thirty-three".