11222000021011 has 16 divisors (see below), whose sum is σ = 12126284924544. Its totient is φ = 10323617848704.

The previous prime is 11222000020841. The next prime is 11222000021047. The reversal of 11222000021011 is 11012000022211.

It is a cyclic number.

It is not a de Polignac number, because 11222000021011 - 2³³ = 11213410086419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11222000020982 and 11222000021000.

It is not an unprimeable number, because it can be changed into a prime (11222000021051) 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, 6335385 + ... + 7910821.

It is an arithmetic number, because the mean of its divisors is an integer number (757892807784).

Almost surely, 2^{11222000021011} is an apocalyptic number.

11222000021011 is a deficient number, since it is larger than the sum of its proper divisors (904284903533).

11222000021011 is a wasteful number, since it uses less digits than its factorization.

11222000021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577310.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11222000021011 its reverse (11012000022211), we get a palindrome (22234000043222).

The spelling of 11222000021011 in words is "eleven trillion, two hundred twenty-two billion, twenty-one thousand, eleven".