30122103033212 has 12 divisors (see below), whose sum is σ = 52722680465280. Its totient is φ = 15058480043136.

The previous prime is 30122103033167. The next prime is 30122103033221. The reversal of 30122103033212 is 21233030122103.

It is a super-2 number, since 2×30122103033212² (a number of 28 digits) contains 22 as substring.

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, 642842012 + ... + 642888867.

It is an arithmetic number, because the mean of its divisors is an integer number (4393556705440).

Almost surely, 2^{30122103033212} is an apocalyptic number.

It is an amenable number.

30122103033212 is a deficient number, since it is larger than the sum of its proper divisors (22600577432068).

30122103033212 is a wasteful number, since it uses less digits than its factorization.

30122103033212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285736740 (or 1285736738 counting only the distinct ones).

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

Adding to 30122103033212 its reverse (21233030122103), we get a palindrome (51355133155315).

The spelling of 30122103033212 in words is "thirty trillion, one hundred twenty-two billion, one hundred three million, thirty-three thousand, two hundred twelve".