120000212123 has 8 divisors (see below), whose sum is σ = 131189647680. Its totient is φ = 108857497480.

The previous prime is 120000212117. The next prime is 120000212147. The reversal of 120000212123 is 321212000021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 120000212123 - 2⁴ = 120000212107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120000212098 and 120000212107.

It is not an unprimeable number, because it can be changed into a prime (120000212183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11674853 + ... + 11685126.

It is an arithmetic number, because the mean of its divisors is an integer number (16398705960).

Almost surely, 2^120000212123 is an apocalyptic number.

120000212123 is a deficient number, since it is larger than the sum of its proper divisors (11189435557).

120000212123 is a wasteful number, since it uses less digits than its factorization.

120000212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23360457.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 120000212123 its reverse (321212000021), we get a palindrome (441212212144).

The spelling of 120000212123 in words is "one hundred twenty billion, two hundred twelve thousand, one hundred twenty-three".