123341534235205 has 48 divisors (see below), whose sum is σ = 175212821226240. Its totient is φ = 82798068228480.

The previous prime is 123341534235193. The next prime is 123341534235233. The reversal of 123341534235205 is 502532435143321.

It is not a de Polignac number, because 123341534235205 - 2²⁹ = 123340997364293 is a prime.

It is a super-2 number, since 2×123341534235205² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 142893606 + ... + 143754184.

It is an arithmetic number, because the mean of its divisors is an integer number (3650267108880).

Almost surely, 2^{123341534235205} is an apocalyptic number.

It is an amenable number.

123341534235205 is a deficient number, since it is larger than the sum of its proper divisors (51871286991035).

123341534235205 is a wasteful number, since it uses less digits than its factorization.

123341534235205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878842 (or 878831 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 43.

Adding to 123341534235205 its reverse (502532435143321), we get a palindrome (625873969378526).

The spelling of 123341534235205 in words is "one hundred twenty-three trillion, three hundred forty-one billion, five hundred thirty-four million, two hundred thirty-five thousand, two hundred five".