1031012310203 has 2 divisors, whose sum is σ = 1031012310204. Its totient is φ = 1031012310202.

The previous prime is 1031012310199. The next prime is 1031012310227. The reversal of 1031012310203 is 3020132101301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1031012310203 - 2² = 1031012310199 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031012312203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515506155101 + 515506155102.

It is an arithmetic number, because the mean of its divisors is an integer number (515506155102).

Almost surely, 2^{1031012310203} is an apocalyptic number.

1031012310203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031012310203 is an equidigital number, since it uses as much as digits as its factorization.

1031012310203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1031012310203 its reverse (3020132101301), we get a palindrome (4051144411504).

The spelling of 1031012310203 in words is "one trillion, thirty-one billion, twelve million, three hundred ten thousand, two hundred three".