12002252603 has 16 divisors (see below), whose sum is σ = 13894955136. Its totient is φ = 10246055040.

The previous prime is 12002252567. The next prime is 12002252621. The reversal of 12002252603 is 30625220021.

It is not a de Polignac number, because 12002252603 - 2¹⁰ = 12002251579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12002252623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10400 + ... + 155282.

It is an arithmetic number, because the mean of its divisors is an integer number (868434696).

Almost surely, 2^12002252603 is an apocalyptic number.

12002252603 is a deficient number, since it is larger than the sum of its proper divisors (1892702533).

12002252603 is a wasteful number, since it uses less digits than its factorization.

12002252603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145354.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 12002252603 its reverse (30625220021), we get a palindrome (42627472624).

The spelling of 12002252603 in words is "twelve billion, two million, two hundred fifty-two thousand, six hundred three".