1012202052603 has 24 divisors (see below), whose sum is σ = 1572959491920. Its totient is φ = 577290954240.

The previous prime is 1012202052551. The next prime is 1012202052613. The reversal of 1012202052603 is 3062502022101.

It is not a de Polignac number, because 1012202052603 - 2⁹ = 1012202052091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012202052613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6531598 + ... + 6684771.

It is an arithmetic number, because the mean of its divisors is an integer number (65539978830).

Almost surely, 2^{1012202052603} is an apocalyptic number.

1012202052603 is a deficient number, since it is larger than the sum of its proper divisors (560757439317).

1012202052603 is a wasteful number, since it uses less digits than its factorization.

1012202052603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13216907 (or 13216900 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 1012202052603 its reverse (3062502022101), we get a palindrome (4074704074704).

The spelling of 1012202052603 in words is "one trillion, twelve billion, two hundred two million, fifty-two thousand, six hundred three".