30120123022 has 8 divisors (see below), whose sum is σ = 49287474072. Its totient is φ = 13690965000.

The previous prime is 30120123017. The next prime is 30120123079. The reversal of 30120123022 is 22032102103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 30120122987 and 30120123005.

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, 684548229 + ... + 684548272.

It is an arithmetic number, because the mean of its divisors is an integer number (6160934259).

Almost surely, 2^30120123022 is an apocalyptic number.

30120123022 is a deficient number, since it is larger than the sum of its proper divisors (19167351050).

30120123022 is a wasteful number, since it uses less digits than its factorization.

30120123022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369096514.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 30120123022 its reverse (22032102103), we get a palindrome (52152225125).

The spelling of 30120123022 in words is "thirty billion, one hundred twenty million, one hundred twenty-three thousand, twenty-two".