20021302330230 has 64 divisors (see below), whose sum is σ = 48196535500800. Its totient is φ = 5322868849536.

The previous prime is 20021302330213. The next prime is 20021302330247. The reversal of 20021302330230 is 3203320312002.

It is an interprime number because it is at equal distance from previous prime (20021302330213) and next prime (20021302330247).

It is a junction number, because it is equal to n+sod(n) for n = 20021302330197 and 20021302330206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27480696 + ... + 28199844.

It is an arithmetic number, because the mean of its divisors is an integer number (753070867200).

Almost surely, 2^{20021302330230} is an apocalyptic number.

20021302330230 is an abundant number, since it is smaller than the sum of its proper divisors (28175233170570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20021302330230 is a wasteful number, since it uses less digits than its factorization.

20021302330230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721965.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20021302330230 its reverse (3203320312002), we get a palindrome (23224622642232).

The spelling of 20021302330230 in words is "twenty trillion, twenty-one billion, three hundred two million, three hundred thirty thousand, two hundred thirty".