213301003221 has 96 divisors (see below), whose sum is σ = 327547883520. Its totient is φ = 133621488000.

The previous prime is 213301003211. The next prime is 213301003273. The reversal of 213301003221 is 122300103312.

213301003221 is a `hidden beast` number, since 2 + 1 + 330 + 10 + 0 + 322 + 1 = 666.

It is not a de Polignac number, because 213301003221 - 2²¹ = 213298906069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213301003194 and 213301003203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213301003211) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 206886976 + ... + 206888006.

It is an arithmetic number, because the mean of its divisors is an integer number (3411957120).

Almost surely, 2^213301003221 is an apocalyptic number.

It is an amenable number.

213301003221 is a deficient number, since it is larger than the sum of its proper divisors (114246880299).

213301003221 is a wasteful number, since it uses less digits than its factorization.

213301003221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1324 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 213301003221 its reverse (122300103312), we get a palindrome (335601106533).

The spelling of 213301003221 in words is "two hundred thirteen billion, three hundred one million, three thousand, two hundred twenty-one".