222030210321 has 32 divisors (see below), whose sum is σ = 340327488000. Its totient is φ = 142894450944.

The previous prime is 222030210307. The next prime is 222030210343. The reversal of 222030210321 is 123012030222.

222030210321 is a `hidden beast` number, since 22 + 20 + 302 + 1 + 0 + 321 = 666.

It is not a de Polignac number, because 222030210321 - 2¹⁸ = 222029948177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222030210294 and 222030210303.

It is not an unprimeable number, because it can be changed into a prime (222030212321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6410376 + ... + 6444918.

It is an arithmetic number, because the mean of its divisors is an integer number (10635234000).

Almost surely, 2^222030210321 is an apocalyptic number.

It is an amenable number.

222030210321 is a deficient number, since it is larger than the sum of its proper divisors (118297277679).

222030210321 is a wasteful number, since it uses less digits than its factorization.

222030210321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42790 (or 42784 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222030210321 its reverse (123012030222), we get a palindrome (345042240543).

The spelling of 222030210321 in words is "two hundred twenty-two billion, thirty million, two hundred ten thousand, three hundred twenty-one".