2002221221019 has 4 divisors (see below), whose sum is σ = 2669628294696. Its totient is φ = 1334814147344.

The previous prime is 2002221220991. The next prime is 2002221221023. The reversal of 2002221221019 is 9101221222002.

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 2002221221019 - 2⁷ = 2002221220891 is a prime.

It is a super-2 number, since 2×2002221221019² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2002221221019.

It is not an unprimeable number, because it can be changed into a prime (2002221220019) 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, 333703536834 + ... + 333703536839.

It is an arithmetic number, because the mean of its divisors is an integer number (667407073674).

Almost surely, 2^{2002221221019} is an apocalyptic number.

2002221221019 is a deficient number, since it is larger than the sum of its proper divisors (667407073677).

2002221221019 is an equidigital number, since it uses as much as digits as its factorization.

2002221221019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667407073676.

The product of its (nonzero) digits is 576, while the sum is 24.

It can be divided in two parts, 200222 and 1221019, that added together give a palindrome (1421241).

The spelling of 2002221221019 in words is "two trillion, two billion, two hundred twenty-one million, two hundred twenty-one thousand, nineteen".