11003201311 has 8 divisors (see below), whose sum is σ = 11550357504. Its totient is φ = 10461774840.

The previous prime is 11003201281. The next prime is 11003201351. The reversal of 11003201311 is 11310230011.

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 11003201311 - 2¹³ = 11003193119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11003201291 and 11003201300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003201351) 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, 1428495 + ... + 1436176.

It is an arithmetic number, because the mean of its divisors is an integer number (1443794688).

Almost surely, 2^11003201311 is an apocalyptic number.

11003201311 is a deficient number, since it is larger than the sum of its proper divisors (547156193).

11003201311 is a wasteful number, since it uses less digits than its factorization.

11003201311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864861.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11003201311 its reverse (11310230011), we get a palindrome (22313431322).

The spelling of 11003201311 in words is "eleven billion, three million, two hundred one thousand, three hundred eleven".