11221100221019 has 16 divisors (see below), whose sum is σ = 12645386010432. Its totient is φ = 9879526576128.

The previous prime is 11221100220997. The next prime is 11221100221031. The reversal of 11221100221019 is 91012200112211.

It is a happy number.

11221100221019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11221100221019 - 2⁸ = 11221100220763 is a prime.

It is a super-2 number, since 2×11221100221019² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11221100220985 and 11221100221003.

It is not an unprimeable number, because it can be changed into a prime (11221100221519) 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, 53051342 + ... + 53262435.

It is an arithmetic number, because the mean of its divisors is an integer number (790336625652).

Almost surely, 2^{11221100221019} is an apocalyptic number.

11221100221019 is a deficient number, since it is larger than the sum of its proper divisors (1424285789413).

11221100221019 is a wasteful number, since it uses less digits than its factorization.

11221100221019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106314166.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 11221100221019 in words is "eleven trillion, two hundred twenty-one billion, one hundred million, two hundred twenty-one thousand, nineteen".