30231231122212 has 12 divisors (see below), whose sum is σ = 53141895068416. Its totient is φ = 15047832531240.

The previous prime is 30231231122189. The next prime is 30231231122221. The reversal of 30231231122212 is 21222113213203.

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, 16945756464 + ... + 16945758247.

Almost surely, 2^{30231231122212} is an apocalyptic number.

It is an amenable number.

30231231122212 is a deficient number, since it is larger than the sum of its proper divisors (22910663946204).

30231231122212 is a wasteful number, since it uses less digits than its factorization.

30231231122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33891514938 (or 33891514936 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 30231231122212 its reverse (21222113213203), we get a palindrome (51453344335415).

The spelling of 30231231122212 in words is "thirty trillion, two hundred thirty-one billion, two hundred thirty-one million, one hundred twenty-two thousand, two hundred twelve".