1000221101219 has 4 divisors (see below), whose sum is σ = 1002792364080. Its totient is φ = 997649838360.

The previous prime is 1000221101183. The next prime is 1000221101221. The reversal of 1000221101219 is 9121011220001.

1000221101219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1000221101219 - 2¹² = 1000221097123 is a prime.

It is a super-2 number, since 2×1000221101219² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000221101219.

It is not an unprimeable number, because it can be changed into a prime (1000221101819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1285630847 + ... + 1285631624.

It is an arithmetic number, because the mean of its divisors is an integer number (250698091020).

Almost surely, 2^{1000221101219} is an apocalyptic number.

1000221101219 is a deficient number, since it is larger than the sum of its proper divisors (2571262861).

1000221101219 is an equidigital number, since it uses as much as digits as its factorization.

1000221101219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571262860.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 1000221101219 in words is "one trillion, two hundred twenty-one million, one hundred one thousand, two hundred nineteen".