11121221120019 has 8 divisors (see below), whose sum is σ = 14828373105600. Its totient is φ = 7414108273896.

The previous prime is 11121221120017. The next prime is 11121221120077. The reversal of 11121221120019 is 91002112212111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11121221120019 - 2¹ = 11121221120017 is a prime.

It is a super-2 number, since 2×11121221120019² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11121221120017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9115317 + ... + 10263110.

It is an arithmetic number, because the mean of its divisors is an integer number (1853546638200).

Almost surely, 2^{11121221120019} is an apocalyptic number.

11121221120019 is a deficient number, since it is larger than the sum of its proper divisors (3707151985581).

11121221120019 is a wasteful number, since it uses less digits than its factorization.

11121221120019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19569729.

The product of its (nonzero) digits is 144, while the sum is 24.

The spelling of 11121221120019 in words is "eleven trillion, one hundred twenty-one billion, two hundred twenty-one million, one hundred twenty thousand, nineteen".