11021003011311 has 16 divisors (see below), whose sum is σ = 16377961132800. Its totient is φ = 6551184451968.

The previous prime is 11021003011307. The next prime is 11021003011327. The reversal of 11021003011311 is 11311030012011.

It is not a de Polignac number, because 11021003011311 - 2² = 11021003011307 is a prime.

It is a super-2 number, since 2×11021003011311² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021003011351) 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, 5686791091 + ... + 5686793028.

It is an arithmetic number, because the mean of its divisors is an integer number (1023622570800).

Almost surely, 2^{11021003011311} is an apocalyptic number.

11021003011311 is a deficient number, since it is larger than the sum of its proper divisors (5356958121489).

11021003011311 is a wasteful number, since it uses less digits than its factorization.

11021003011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11373584158.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 11021003011311 its reverse (11311030012011), we get a palindrome (22332033023322).

The spelling of 11021003011311 in words is "eleven trillion, twenty-one billion, three million, eleven thousand, three hundred eleven".