11220022121011 has 8 divisors (see below), whose sum is σ = 12240089362800. Its totient is φ = 10199965751040.

The previous prime is 11220022120999. The next prime is 11220022121017. The reversal of 11220022121011 is 11012122002211.

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 11220022121011 - 2¹⁹ = 11220021596723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220022121017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479946 + ... + 4761343.

It is an arithmetic number, because the mean of its divisors is an integer number (1530011170350).

Almost surely, 2^{11220022121011} is an apocalyptic number.

11220022121011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11220022121011 is a deficient number, since it is larger than the sum of its proper divisors (1020067241789).

11220022121011 is a wasteful number, since it uses less digits than its factorization.

11220022121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5435909.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11220022121011 its reverse (11012122002211), we get a palindrome (22232144123222).

The spelling of 11220022121011 in words is "eleven trillion, two hundred twenty billion, twenty-two million, one hundred twenty-one thousand, eleven".