3002122223021 has 4 divisors (see below), whose sum is σ = 3006356528700. Its totient is φ = 2997887917344.

The previous prime is 3002122222999. The next prime is 3002122223039. The reversal of 3002122223021 is 1203222212003.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1343255502121 + 1658866720900 = 1158989^2 + 1287970^2 .

It is a cyclic number.

It is not a de Polignac number, because 3002122223021 - 2²² = 3002118028717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3002122222984 and 3002122223002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3002122223041) 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, 2117151776 + ... + 2117153193.

It is an arithmetic number, because the mean of its divisors is an integer number (751589132175).

Almost surely, 2^{3002122223021} is an apocalyptic number.

It is an amenable number.

3002122223021 is a deficient number, since it is larger than the sum of its proper divisors (4234305679).

3002122223021 is an equidigital number, since it uses as much as digits as its factorization.

3002122223021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4234305678.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 3002122223021 its reverse (1203222212003), we get a palindrome (4205344435024).

The spelling of 3002122223021 in words is "three trillion, two billion, one hundred twenty-two million, two hundred twenty-three thousand, twenty-one".