30030221132122 has 4 divisors (see below), whose sum is σ = 45045331698186. Its totient is φ = 15015110566060.

The previous prime is 30030221132113. The next prime is 30030221132147. The reversal of 30030221132122 is 22123112203003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23287583169841 + 6742637962281 = 4825721^2 + 2596659^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30030221132093 and 30030221132102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7507555283029 + ... + 7507555283032.

Almost surely, 2^{30030221132122} is an apocalyptic number.

30030221132122 is a deficient number, since it is larger than the sum of its proper divisors (15015110566064).

30030221132122 is a wasteful number, since it uses less digits than its factorization.

30030221132122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15015110566063.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 30030221132122 its reverse (22123112203003), we get a palindrome (52153333335125).

The spelling of 30030221132122 in words is "thirty trillion, thirty billion, two hundred twenty-one million, one hundred thirty-two thousand, one hundred twenty-two".