203312000113 has 2 divisors, whose sum is σ = 203312000114. Its totient is φ = 203312000112.

The previous prime is 203312000093. The next prime is 203312000141. The reversal of 203312000113 is 311000213302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202204907584 + 1107092529 = 449672^2 + 33273^2 .

It is a cyclic number.

It is not a de Polignac number, because 203312000113 - 2¹⁷ = 203311869041 is a prime.

It is not a weakly prime, because it can be changed into another prime (203312000173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101656000056 + 101656000057.

It is an arithmetic number, because the mean of its divisors is an integer number (101656000057).

Almost surely, 2^203312000113 is an apocalyptic number.

It is an amenable number.

203312000113 is a deficient number, since it is larger than the sum of its proper divisors (1).

203312000113 is an equidigital number, since it uses as much as digits as its factorization.

203312000113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 203312000113 its reverse (311000213302), we get a palindrome (514312213415).

The spelling of 203312000113 in words is "two hundred three billion, three hundred twelve million, one hundred thirteen", and thus it is an aban number.