123015235202313 has 16 divisors (see below), whose sum is σ = 173887272316416. Its totient is φ = 77219676846720.

The previous prime is 123015235202309. The next prime is 123015235202371. The reversal of 123015235202313 is 313202532510321.

It is not a de Polignac number, because 123015235202313 - 2² = 123015235202309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123015235202813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17874921756 + ... + 17874928637.

It is an arithmetic number, because the mean of its divisors is an integer number (10867954519776).

Almost surely, 2^{123015235202313} is an apocalyptic number.

It is an amenable number.

123015235202313 is a deficient number, since it is larger than the sum of its proper divisors (50872037114103).

123015235202313 is a wasteful number, since it uses less digits than its factorization.

123015235202313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35749850464.

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 123015235202313 its reverse (313202532510321), we get a palindrome (436217767712634).

The spelling of 123015235202313 in words is "one hundred twenty-three trillion, fifteen billion, two hundred thirty-five million, two hundred two thousand, three hundred thirteen".