1202203313 has 2 divisors, whose sum is σ = 1202203314. Its totient is φ = 1202203312.

The previous prime is 1202203309. The next prime is 1202203349. The reversal of 1202203313 is 3133022021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1156816144 + 45387169 = 34012^2 + 6737^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202203313 - 2² = 1202203309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202203291 and 1202203300.

It is not a weakly prime, because it can be changed into another prime (1202203913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601101656 + 601101657.

It is an arithmetic number, because the mean of its divisors is an integer number (601101657).

Almost surely, 2^1202203313 is an apocalyptic number.

It is an amenable number.

1202203313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202203313 is an equidigital number, since it uses as much as digits as its factorization.

1202203313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1202203313 is about 34672.8036507001. The cubic root of 1202203313 is about 1063.3085519349.

Adding to 1202203313 its reverse (3133022021), we get a palindrome (4335225334).

The spelling of 1202203313 in words is "one billion, two hundred two million, two hundred three thousand, three hundred thirteen".