3002203123221 has 16 divisors (see below), whose sum is σ = 4036371344064. Its totient is φ = 1984817255424.

The previous prime is 3002203123219. The next prime is 3002203123273. The reversal of 3002203123221 is 1223213022003.

It is a happy number.

It is not a de Polignac number, because 3002203123221 - 2¹ = 3002203123219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3002203123021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7994931 + ... + 8362016.

It is an arithmetic number, because the mean of its divisors is an integer number (252273209004).

Almost surely, 2^{3002203123221} is an apocalyptic number.

It is an amenable number.

3002203123221 is a deficient number, since it is larger than the sum of its proper divisors (1034168220843).

3002203123221 is a wasteful number, since it uses less digits than its factorization.

3002203123221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16357460.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 3002203123221 its reverse (1223213022003), we get a palindrome (4225416145224).

The spelling of 3002203123221 in words is "three trillion, two billion, two hundred three million, one hundred twenty-three thousand, two hundred twenty-one".