11220002021011 has 16 divisors (see below), whose sum is σ = 13577304499200. Its totient is φ = 9051324071040.

The previous prime is 11220002020973. The next prime is 11220002021047. The reversal of 11220002021011 is 11012020002211.

It is a cyclic number.

It is not a de Polignac number, because 11220002021011 - 2⁴¹ = 9020978765459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11220002020982 and 11220002021000.

It is not an unprimeable number, because it can be changed into a prime (11220002061011) 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, 10576390 + ... + 11588788.

It is an arithmetic number, because the mean of its divisors is an integer number (848581531200).

Almost surely, 2^{11220002021011} is an apocalyptic number.

11220002021011 is a deficient number, since it is larger than the sum of its proper divisors (2357302478189).

11220002021011 is a wasteful number, since it uses less digits than its factorization.

11220002021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105554.

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

Adding to 11220002021011 its reverse (11012020002211), we get a palindrome (22232022023222).

The spelling of 11220002021011 in words is "eleven trillion, two hundred twenty billion, two million, twenty-one thousand, eleven".