30123123132222 has 24 divisors (see below), whose sum is σ = 65667176405064. Its totient is φ = 9979439564304.

The previous prime is 30123123132217. The next prime is 30123123132253. The reversal of 30123123132222 is 22223132132103.

30123123132222 is a `hidden beast` number, since 3 + 0 + 1 + 2 + 312 + 3 + 1 + 322 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5133453633 + ... + 5133459500.

It is an arithmetic number, because the mean of its divisors is an integer number (2736132350211).

Almost surely, 2^{30123123132222} is an apocalyptic number.

30123123132222 is an abundant number, since it is smaller than the sum of its proper divisors (35544053272842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30123123132222 is a wasteful number, since it uses less digits than its factorization.

30123123132222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10266913304 (or 10266913301 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 30123123132222 its reverse (22223132132103), we get a palindrome (52346255264325).

The spelling of 30123123132222 in words is "thirty trillion, one hundred twenty-three billion, one hundred twenty-three million, one hundred thirty-two thousand, two hundred twenty-two".