120123329969 has 2 divisors, whose sum is σ = 120123329970. Its totient is φ = 120123329968.

The previous prime is 120123329947. The next prime is 120123330031. The reversal of 120123329969 is 969923321021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106317079969 + 13806250000 = 326063^2 + 117500^2 .

It is a cyclic number.

It is not a de Polignac number, because 120123329969 - 2³² = 115828362673 is a prime.

It is a super-2 number, since 2×120123329969² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120123329569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60061664984 + 60061664985.

It is an arithmetic number, because the mean of its divisors is an integer number (60061664985).

Almost surely, 2^120123329969 is an apocalyptic number.

It is an amenable number.

120123329969 is a deficient number, since it is larger than the sum of its proper divisors (1).

120123329969 is an equidigital number, since it uses as much as digits as its factorization.

120123329969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 314928, while the sum is 47.

The spelling of 120123329969 in words is "one hundred twenty billion, one hundred twenty-three million, three hundred twenty-nine thousand, nine hundred sixty-nine".