30221023220222 has 32 divisors (see below), whose sum is σ = 47450501524800. Its totient is φ = 14435657516544.

The previous prime is 30221023220197. The next prime is 30221023220237. The reversal of 30221023220222 is 22202232012203.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18918638 + ... + 20453774.

It is an arithmetic number, because the mean of its divisors is an integer number (1482828172650).

Almost surely, 2^{30221023220222} is an apocalyptic number.

30221023220222 is a deficient number, since it is larger than the sum of its proper divisors (17229478304578).

30221023220222 is an equidigital number, since it uses as much as digits as its factorization.

30221023220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536017 (or 1535971 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 30221023220222 its reverse (22202232012203), we get a palindrome (52423255232425).

The spelling of 30221023220222 in words is "thirty trillion, two hundred twenty-one billion, twenty-three million, two hundred twenty thousand, two hundred twenty-two".