203312097353 has 2 divisors, whose sum is σ = 203312097354. Its totient is φ = 203312097352.

The previous prime is 203312097347. The next prime is 203312097371. The reversal of 203312097353 is 353790213302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174817644544 + 28494452809 = 418112^2 + 168803^2 .

It is a cyclic number.

It is not a de Polignac number, because 203312097353 - 2¹⁰ = 203312096329 is a prime.

It is not a weakly prime, because it can be changed into another prime (203312097253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101656048676 + 101656048677.

It is an arithmetic number, because the mean of its divisors is an integer number (101656048677).

Almost surely, 2^203312097353 is an apocalyptic number.

It is an amenable number.

203312097353 is a deficient number, since it is larger than the sum of its proper divisors (1).

203312097353 is an equidigital number, since it uses as much as digits as its factorization.

203312097353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 38.

The spelling of 203312097353 in words is "two hundred three billion, three hundred twelve million, ninety-seven thousand, three hundred fifty-three".