203133313102393 has 2 divisors, whose sum is σ = 203133313102394. Its totient is φ = 203133313102392.

The previous prime is 203133313102381. The next prime is 203133313102463. The reversal of 203133313102393 is 393201313331302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138805085344249 + 64328227758144 = 11781557^2 + 8020488^2 .

It is a cyclic number.

It is not a de Polignac number, because 203133313102393 - 2²¹ = 203133311005241 is a prime.

It is not a weakly prime, because it can be changed into another prime (203133313102493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101566656551196 + 101566656551197.

It is an arithmetic number, because the mean of its divisors is an integer number (101566656551197).

Almost surely, 2^{203133313102393} is an apocalyptic number.

It is an amenable number.

203133313102393 is a deficient number, since it is larger than the sum of its proper divisors (1).

203133313102393 is an equidigital number, since it uses as much as digits as its factorization.

203133313102393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78732, while the sum is 37.

Adding to 203133313102393 its reverse (393201313331302), we get a palindrome (596334626433695).

The spelling of 203133313102393 in words is "two hundred three trillion, one hundred thirty-three billion, three hundred thirteen million, one hundred two thousand, three hundred ninety-three".