1012434310203 has 16 divisors (see below), whose sum is σ = 1368753408000. Its totient is φ = 665594405280.

The previous prime is 1012434310187. The next prime is 1012434310247. The reversal of 1012434310203 is 3020134342101.

It is a happy number.

It is not a de Polignac number, because 1012434310203 - 2⁴ = 1012434310187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012434310273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7267803 + ... + 7405796.

It is an arithmetic number, because the mean of its divisors is an integer number (85547088000).

Almost surely, 2^{1012434310203} is an apocalyptic number.

1012434310203 is a deficient number, since it is larger than the sum of its proper divisors (356319097797).

1012434310203 is a wasteful number, since it uses less digits than its factorization.

1012434310203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14673922.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1012434310203 its reverse (3020134342101), we get a palindrome (4032568652304).

The spelling of 1012434310203 in words is "one trillion, twelve billion, four hundred thirty-four million, three hundred ten thousand, two hundred three".