120030006123 has 12 divisors (see below), whose sum is σ = 173383795728. Its totient is φ = 80016717840.

The previous prime is 120030006121. The next prime is 120030006127. The reversal of 120030006123 is 321600030021.

120030006123 is a `hidden beast` number, since 1 + 20 + 0 + 30 + 0 + 0 + 612 + 3 = 666.

It is not a de Polignac number, because 120030006123 - 2¹ = 120030006121 is a prime.

It is a super-2 number, since 2×120030006123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120030006096 and 120030006105.

It is not an unprimeable number, because it can be changed into a prime (120030006121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31215 + ... + 490952.

It is an arithmetic number, because the mean of its divisors is an integer number (14448649644).

Almost surely, 2^120030006123 is an apocalyptic number.

120030006123 is a deficient number, since it is larger than the sum of its proper divisors (53353789605).

120030006123 is a wasteful number, since it uses less digits than its factorization.

120030006123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547714 (or 547711 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 120030006123 its reverse (321600030021), we get a palindrome (441630036144).

The spelling of 120030006123 in words is "one hundred twenty billion, thirty million, six thousand, one hundred twenty-three".