123534142143011 has 8 divisors (see below), whose sum is σ = 125267815431360. Its totient is φ = 121801588443072.

The previous prime is 123534142143001. The next prime is 123534142143023. The reversal of 123534142143011 is 110341241435321.

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 123534142143011 - 2²² = 123534137948707 is a prime.

It is a super-2 number, since 2×123534142143011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123534142143001) 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, 279674876 + ... + 280116233.

It is an arithmetic number, because the mean of its divisors is an integer number (15658476928920).

Almost surely, 2^{123534142143011} is an apocalyptic number.

123534142143011 is a deficient number, since it is larger than the sum of its proper divisors (1733673288349).

123534142143011 is an equidigital number, since it uses as much as digits as its factorization.

123534142143011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559794205.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 123534142143011 its reverse (110341241435321), we get a palindrome (233875383578332).

The spelling of 123534142143011 in words is "one hundred twenty-three trillion, five hundred thirty-four billion, one hundred forty-two million, one hundred forty-three thousand, eleven".