123141002142515 has 8 divisors (see below), whose sum is σ = 168879088652640. Its totient is φ = 84439544326272.

The previous prime is 123141002142511. The next prime is 123141002142589. The reversal of 123141002142515 is 515241200141321.

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 123141002142515 - 2² = 123141002142511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123141002142511) 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, 1759157173430 + ... + 1759157173499.

It is an arithmetic number, because the mean of its divisors is an integer number (21109886081580).

Almost surely, 2^{123141002142515} is an apocalyptic number.

123141002142515 is a deficient number, since it is larger than the sum of its proper divisors (45738086510125).

123141002142515 is an equidigital number, since it uses as much as digits as its factorization.

123141002142515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3518314346941.

The product of its (nonzero) digits is 9600, while the sum is 32.

Adding to 123141002142515 its reverse (515241200141321), we get a palindrome (638382202283836).

The spelling of 123141002142515 in words is "one hundred twenty-three trillion, one hundred forty-one billion, two million, one hundred forty-two thousand, five hundred fifteen".