213020010000221 has 8 divisors (see below), whose sum is σ = 222644362548480. Its totient is φ = 203425875200592.

The previous prime is 213020010000211. The next prime is 213020010000269. The reversal of 213020010000221 is 122000010020312.

It is a happy number.

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 213020010000221 - 2³⁰ = 213018936258397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213020010000196 and 213020010000205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213020010000211) 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, 7554422741 + ... + 7554450938.

It is an arithmetic number, because the mean of its divisors is an integer number (27830545318560).

Almost surely, 2^{213020010000221} is an apocalyptic number.

It is an amenable number.

213020010000221 is a deficient number, since it is larger than the sum of its proper divisors (9624352548259).

213020010000221 is a wasteful number, since it uses less digits than its factorization.

213020010000221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15108874315.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 213020010000221 its reverse (122000010020312), we get a palindrome (335020020020533).

The spelling of 213020010000221 in words is "two hundred thirteen trillion, twenty billion, ten million, two hundred twenty-one", and thus it is an aban number.