1031203202203 has 2 divisors, whose sum is σ = 1031203202204. Its totient is φ = 1031203202202.

The previous prime is 1031203202191. The next prime is 1031203202209. The reversal of 1031203202203 is 3022023021301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1031203202203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031203202209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515601601101 + 515601601102.

It is an arithmetic number, because the mean of its divisors is an integer number (515601601102).

Almost surely, 2^{1031203202203} is an apocalyptic number.

1031203202203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031203202203 is an equidigital number, since it uses as much as digits as its factorization.

1031203202203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1031203202203 its reverse (3022023021301), we get a palindrome (4053226223504).

The spelling of 1031203202203 in words is "one trillion, thirty-one billion, two hundred three million, two hundred two thousand, two hundred three".