11012205670603 has 4 divisors (see below), whose sum is σ = 11591795442760. Its totient is φ = 10432615898448.

The previous prime is 11012205670579. The next prime is 11012205670621. The reversal of 11012205670603 is 30607650221011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11012205670603 - 2³⁷ = 10874766717131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012205670633) 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 3 ways as a sum of consecutive naturals, for example, 289794886050 + ... + 289794886087.

It is an arithmetic number, because the mean of its divisors is an integer number (2897948860690).

Almost surely, 2^{11012205670603} is an apocalyptic number.

11012205670603 is a deficient number, since it is larger than the sum of its proper divisors (579589772157).

11012205670603 is an equidigital number, since it uses as much as digits as its factorization.

11012205670603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579589772156.

The product of its (nonzero) digits is 15120, while the sum is 34.

Adding to 11012205670603 its reverse (30607650221011), we get a palindrome (41619855891614).

The spelling of 11012205670603 in words is "eleven trillion, twelve billion, two hundred five million, six hundred seventy thousand, six hundred three".