11030001203 has 4 divisors (see below), whose sum is σ = 11878462848. Its totient is φ = 10181539560.

The previous prime is 11030001167. The next prime is 11030001271. The reversal of 11030001203 is 30210003011.

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 11030001203 - 2¹⁶ = 11029935667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11030003203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424230803 + ... + 424230828.

It is an arithmetic number, because the mean of its divisors is an integer number (2969615712).

Almost surely, 2^11030001203 is an apocalyptic number.

11030001203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11030001203 is a deficient number, since it is larger than the sum of its proper divisors (848461645).

11030001203 is an equidigital number, since it uses as much as digits as its factorization.

11030001203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848461644.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 11030001203 its reverse (30210003011), we get a palindrome (41240004214).

The spelling of 11030001203 in words is "eleven billion, thirty million, one thousand, two hundred three".