1012023231203 has 2 divisors, whose sum is σ = 1012023231204. Its totient is φ = 1012023231202.

The previous prime is 1012023231199. The next prime is 1012023231209. The reversal of 1012023231203 is 3021323202101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012023231203 - 2² = 1012023231199 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1012023231209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506011615601 + 506011615602.

It is an arithmetic number, because the mean of its divisors is an integer number (506011615602).

Almost surely, 2^{1012023231203} is an apocalyptic number.

1012023231203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012023231203 is an equidigital number, since it uses as much as digits as its factorization.

1012023231203 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 20.

Adding to 1012023231203 its reverse (3021323202101), we get a palindrome (4033346433304).

The spelling of 1012023231203 in words is "one trillion, twelve billion, twenty-three million, two hundred thirty-one thousand, two hundred three".