30313221213112 has 8 divisors (see below), whose sum is σ = 56837289774600. Its totient is φ = 15156610606552.

The previous prime is 30313221213083. The next prime is 30313221213133. The reversal of 30313221213112 is 21131212231303.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1894576325812 + ... + 1894576325827.

It is an arithmetic number, because the mean of its divisors is an integer number (7104661221825).

Almost surely, 2^{30313221213112} is an apocalyptic number.

It is an amenable number.

30313221213112 is a deficient number, since it is larger than the sum of its proper divisors (26524068561488).

30313221213112 is a wasteful number, since it uses less digits than its factorization.

30313221213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3789152651645 (or 3789152651641 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 30313221213112 its reverse (21131212231303), we get a palindrome (51444433444415).

The spelling of 30313221213112 in words is "thirty trillion, three hundred thirteen billion, two hundred twenty-one million, two hundred thirteen thousand, one hundred twelve".