11021120201219 has 4 divisors (see below), whose sum is σ = 11669421389544. Its totient is φ = 10372819012896.

The previous prime is 11021120201213. The next prime is 11021120201249. The reversal of 11021120201219 is 91210202112011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11021120201219 - 2⁸ = 11021120200963 is a prime.

It is a super-2 number, since 2×11021120201219² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11021120201194 and 11021120201203.

It is not an unprimeable number, because it can be changed into a prime (11021120201213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324150594137 + ... + 324150594170.

It is an arithmetic number, because the mean of its divisors is an integer number (2917355347386).

Almost surely, 2^{11021120201219} is an apocalyptic number.

11021120201219 is a deficient number, since it is larger than the sum of its proper divisors (648301188325).

11021120201219 is an equidigital number, since it uses as much as digits as its factorization.

11021120201219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648301188324.

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

The spelling of 11021120201219 in words is "eleven trillion, twenty-one billion, one hundred twenty million, two hundred one thousand, two hundred nineteen".