11001020203303 has 8 divisors (see below), whose sum is σ = 11849271224000. Its totient is φ = 10153057567968.

The previous prime is 11001020203297. The next prime is 11001020203307. The reversal of 11001020203303 is 30330202010011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11001020203303 - 2¹³ = 11001020195111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001020203307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72017103 + ... + 72169696.

It is an arithmetic number, because the mean of its divisors is an integer number (1481158903000).

Almost surely, 2^{11001020203303} is an apocalyptic number.

11001020203303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11001020203303 is a deficient number, since it is larger than the sum of its proper divisors (848251020697).

11001020203303 is a wasteful number, since it uses less digits than its factorization.

11001020203303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144192681.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11001020203303 its reverse (30330202010011), we get a palindrome (41331222213314).

The spelling of 11001020203303 in words is "eleven trillion, one billion, twenty million, two hundred three thousand, three hundred three".