30303321222212 has 6 divisors (see below), whose sum is σ = 53030812138878. Its totient is φ = 15151660611104.

The previous prime is 30303321222211. The next prime is 30303321222241. The reversal of 30303321222212 is 21222212330303.

It can be written as a sum of positive squares in only one way, i.e., 29446185956356 + 857135265856 = 5426434^2 + 925816^2 .

It is not an unprimeable number, because it can be changed into a prime (30303321222211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3787915152773 + ... + 3787915152780.

It is an arithmetic number, because the mean of its divisors is an integer number (8838468689813).

Almost surely, 2^{30303321222212} is an apocalyptic number.

It is an amenable number.

30303321222212 is a deficient number, since it is larger than the sum of its proper divisors (22727490916666).

30303321222212 is a wasteful number, since it uses less digits than its factorization.

30303321222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7575830305557 (or 7575830305555 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 30303321222212 its reverse (21222212330303), we get a palindrome (51525533552515).

The spelling of 30303321222212 in words is "thirty trillion, three hundred three billion, three hundred twenty-one million, two hundred twenty-two thousand, two hundred twelve".