123000301155043 has 4 divisors (see below), whose sum is σ = 132461862782368. Its totient is φ = 113538739527720.

The previous prime is 123000301155041. The next prime is 123000301155047. The reversal of 123000301155043 is 340551103000321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 123000301155043 - 2¹ = 123000301155041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123000301155041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4730780813643 + ... + 4730780813668.

It is an arithmetic number, because the mean of its divisors is an integer number (33115465695592).

Almost surely, 2^{123000301155043} is an apocalyptic number.

123000301155043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123000301155043 is a deficient number, since it is larger than the sum of its proper divisors (9461561627325).

123000301155043 is an equidigital number, since it uses as much as digits as its factorization.

123000301155043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9461561627324.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 123000301155043 its reverse (340551103000321), we get a palindrome (463551404155364).

The spelling of 123000301155043 in words is "one hundred twenty-three trillion, three hundred one million, one hundred fifty-five thousand, forty-three".