120012322123 has 2 divisors, whose sum is σ = 120012322124. Its totient is φ = 120012322122.

The previous prime is 120012322093. The next prime is 120012322193. The reversal of 120012322123 is 321223210021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120012322123 - 2¹³ = 120012313931 is a prime.

It is a super-2 number, since 2×120012322123² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120012322123.

It is not a weakly prime, because it can be changed into another prime (120012322193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006161061 + 60006161062.

It is an arithmetic number, because the mean of its divisors is an integer number (60006161062).

Almost surely, 2^120012322123 is an apocalyptic number.

120012322123 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012322123 is an equidigital number, since it uses as much as digits as its factorization.

120012322123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 120012322123 its reverse (321223210021), we get a palindrome (441235532144).

The spelling of 120012322123 in words is "one hundred twenty billion, twelve million, three hundred twenty-two thousand, one hundred twenty-three".