120001322123 has 2 divisors, whose sum is σ = 120001322124. Its totient is φ = 120001322122.

The previous prime is 120001322113. The next prime is 120001322173. The reversal of 120001322123 is 321223100021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120001322123 - 2⁴ = 120001322107 is a prime.

It is a super-2 number, since 2×120001322123² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120001322113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000661061 + 60000661062.

It is an arithmetic number, because the mean of its divisors is an integer number (60000661062).

Almost surely, 2^120001322123 is an apocalyptic number.

120001322123 is a deficient number, since it is larger than the sum of its proper divisors (1).

120001322123 is an equidigital number, since it uses as much as digits as its factorization.

120001322123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 120001322123 its reverse (321223100021), we get a palindrome (441224422144).

The spelling of 120001322123 in words is "one hundred twenty billion, one million, three hundred twenty-two thousand, one hundred twenty-three".