20030002202321 has 16 divisors (see below), whose sum is σ = 20533074175488. Its totient is φ = 19527626966400.

The previous prime is 20030002202293. The next prime is 20030002202411. The reversal of 20030002202321 is 12320220003002.

It is a cyclic number.

It is not a de Polignac number, because 20030002202321 - 2²⁶ = 20029935093457 is a prime.

It is a super-2 number, since 2×20030002202321² (a number of 27 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 20030002202321.

It is not an unprimeable number, because it can be changed into a prime (20030002202521) 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, 395973251 + ... + 396023831.

It is an arithmetic number, because the mean of its divisors is an integer number (1283317135968).

Almost surely, 2^{20030002202321} is an apocalyptic number.

It is an amenable number.

20030002202321 is a deficient number, since it is larger than the sum of its proper divisors (503071973167).

20030002202321 is a wasteful number, since it uses less digits than its factorization.

20030002202321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57272.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20030002202321 its reverse (12320220003002), we get a palindrome (32350222205323).

The spelling of 20030002202321 in words is "twenty trillion, thirty billion, two million, two hundred two thousand, three hundred twenty-one".