302003201000221 has 16 divisors (see below), whose sum is σ = 348204977858304. Its totient is φ = 256566093283584.

The previous prime is 302003201000209. The next prime is 302003201000239. The reversal of 302003201000221 is 122000102300203.

It is a de Polignac number, because none of the positive numbers 2^k-302003201000221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 302003201000195 and 302003201000204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302003201000251) 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, 66861880 + ... + 71235646.

It is an arithmetic number, because the mean of its divisors is an integer number (21762811116144).

Almost surely, 2^{302003201000221} is an apocalyptic number.

It is an amenable number.

302003201000221 is a deficient number, since it is larger than the sum of its proper divisors (46201776858083).

302003201000221 is a wasteful number, since it uses less digits than its factorization.

302003201000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4461180.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 302003201000221 its reverse (122000102300203), we get a palindrome (424003303300424).

The spelling of 302003201000221 in words is "three hundred two trillion, three billion, two hundred one million, two hundred twenty-one", and thus it is an aban number.