201031253113 has 2 divisors, whose sum is σ = 201031253114. Its totient is φ = 201031253112.

The previous prime is 201031253099. The next prime is 201031253119. The reversal of 201031253113 is 311352130102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150751263289 + 50279989824 = 388267^2 + 224232^2 .

It is a cyclic number.

It is not a de Polignac number, because 201031253113 - 2⁹ = 201031252601 is a prime.

It is not a weakly prime, because it can be changed into another prime (201031253119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100515626556 + 100515626557.

It is an arithmetic number, because the mean of its divisors is an integer number (100515626557).

Almost surely, 2^201031253113 is an apocalyptic number.

It is an amenable number.

201031253113 is a deficient number, since it is larger than the sum of its proper divisors (1).

201031253113 is an equidigital number, since it uses as much as digits as its factorization.

201031253113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 201031253113 its reverse (311352130102), we get a palindrome (512383383215).

The spelling of 201031253113 in words is "two hundred one billion, thirty-one million, two hundred fifty-three thousand, one hundred thirteen".