1031323134203 has 2 divisors, whose sum is σ = 1031323134204. Its totient is φ = 1031323134202.

The previous prime is 1031323134137. The next prime is 1031323134229. The reversal of 1031323134203 is 3024313231301.

It is an a-pointer prime, because the next prime (1031323134229) can be obtained adding 1031323134203 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1031323134203 - 2¹⁴ = 1031323117819 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031323134263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515661567101 + 515661567102.

It is an arithmetic number, because the mean of its divisors is an integer number (515661567102).

Almost surely, 2^{1031323134203} is an apocalyptic number.

1031323134203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031323134203 is an equidigital number, since it uses as much as digits as its factorization.

1031323134203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1031323134203 its reverse (3024313231301), we get a palindrome (4055636365504).

The spelling of 1031323134203 in words is "one trillion, thirty-one billion, three hundred twenty-three million, one hundred thirty-four thousand, two hundred three".