30032203010221 has 16 divisors (see below), whose sum is σ = 31383607282560. Its totient is φ = 28702107362880.

The previous prime is 30032203010213. The next prime is 30032203010233. The reversal of 30032203010221 is 12201030223003.

It is a cyclic number.

It is not a de Polignac number, because 30032203010221 - 2³ = 30032203010213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30032203010261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4338586 + ... + 8881876.

It is an arithmetic number, because the mean of its divisors is an integer number (1961475455160).

Almost surely, 2^{30032203010221} is an apocalyptic number.

It is an amenable number.

30032203010221 is a deficient number, since it is larger than the sum of its proper divisors (1351404272339).

30032203010221 is a wasteful number, since it uses less digits than its factorization.

30032203010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4545636.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 30032203010221 its reverse (12201030223003), we get a palindrome (42233233233224).

The spelling of 30032203010221 in words is "thirty trillion, thirty-two billion, two hundred three million, ten thousand, two hundred twenty-one".