30321203301212 has 24 divisors (see below), whose sum is σ = 54450508680960. Its totient is φ = 14765196810240.

The previous prime is 30321203301187. The next prime is 30321203301229. The reversal of 30321203301212 is 21210330212303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160118012 + ... + 160307267.

It is an arithmetic number, because the mean of its divisors is an integer number (2268771195040).

Almost surely, 2^{30321203301212} is an apocalyptic number.

It is an amenable number.

30321203301212 is a deficient number, since it is larger than the sum of its proper divisors (24129305379748).

30321203301212 is a wasteful number, since it uses less digits than its factorization.

30321203301212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320425901 (or 320425899 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 30321203301212 its reverse (21210330212303), we get a palindrome (51531533513515).

The spelling of 30321203301212 in words is "thirty trillion, three hundred twenty-one billion, two hundred three million, three hundred one thousand, two hundred twelve".