123345330035225 has 24 divisors (see below), whose sum is σ = 153549809188440. Its totient is φ = 98288167403520.

The previous prime is 123345330035183. The next prime is 123345330035237. The reversal of 123345330035225 is 522530033543321.

It can be written as a sum of positive squares in 12 ways, for example, as 2441868771904 + 120903461263321 = 1562648^2 + 10995611^2 .

It is a de Polignac number, because none of the positive numbers 2^k-123345330035225 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156821039 + ... + 157605611.

It is an arithmetic number, because the mean of its divisors is an integer number (6397908716185).

Almost surely, 2^{123345330035225} is an apocalyptic number.

It is an amenable number.

123345330035225 is a deficient number, since it is larger than the sum of its proper divisors (30204479153215).

123345330035225 is a wasteful number, since it uses less digits than its factorization.

123345330035225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809309 (or 809304 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 41.

Adding to 123345330035225 its reverse (522530033543321), we get a palindrome (645875363578546).

The spelling of 123345330035225 in words is "one hundred twenty-three trillion, three hundred forty-five billion, three hundred thirty million, thirty-five thousand, two hundred twenty-five".