30221335552412 has 12 divisors (see below), whose sum is σ = 52940704869696. Its totient is φ = 15095419875360.

The previous prime is 30221335552327. The next prime is 30221335552423. The reversal of 30221335552412 is 21425553312203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3811970753 + ... + 3811978680.

It is an arithmetic number, because the mean of its divisors is an integer number (4411725405808).

Almost surely, 2^{30221335552412} is an apocalyptic number.

It is an amenable number.

30221335552412 is a deficient number, since it is larger than the sum of its proper divisors (22719369317284).

30221335552412 is a wasteful number, since it uses less digits than its factorization.

30221335552412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7623950428 (or 7623950426 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 30221335552412 its reverse (21425553312203), we get a palindrome (51646888864615).

The spelling of 30221335552412 in words is "thirty trillion, two hundred twenty-one billion, three hundred thirty-five million, five hundred fifty-two thousand, four hundred twelve".