20210203213321 has 8 divisors (see below), whose sum is σ = 22048078428288. Its totient is φ = 18372425334000.

The previous prime is 20210203213301. The next prime is 20210203213339. The reversal of 20210203213321 is 12331230201202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20210203213321 - 2²⁷ = 20210068995593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20210203213292 and 20210203213301.

It is not an unprimeable number, because it can be changed into a prime (20210203213301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23899425 + ... + 24730606.

It is an arithmetic number, because the mean of its divisors is an integer number (2756009803536).

Almost surely, 2^{20210203213321} is an apocalyptic number.

It is an amenable number.

20210203213321 is a deficient number, since it is larger than the sum of its proper divisors (1837875214967).

20210203213321 is a wasteful number, since it uses less digits than its factorization.

20210203213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48667823.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20210203213321 its reverse (12331230201202), we get a palindrome (32541433414523).

The spelling of 20210203213321 in words is "twenty trillion, two hundred ten billion, two hundred three million, two hundred thirteen thousand, three hundred twenty-one".