123244312340135 has 8 divisors (see below), whose sum is σ = 169020771209376. Its totient is φ = 84510385604640.

The previous prime is 123244312340129. The next prime is 123244312340161. The reversal of 123244312340135 is 531043213442321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123244312340135 - 2¹² = 123244312336039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1760633033396 + ... + 1760633033465.

It is an arithmetic number, because the mean of its divisors is an integer number (21127596401172).

Almost surely, 2^{123244312340135} is an apocalyptic number.

123244312340135 is a deficient number, since it is larger than the sum of its proper divisors (45776458869241).

123244312340135 is an equidigital number, since it uses as much as digits as its factorization.

123244312340135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521266066873.

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 123244312340135 its reverse (531043213442321), we get a palindrome (654287525782456).

The spelling of 123244312340135 in words is "one hundred twenty-three trillion, two hundred forty-four billion, three hundred twelve million, three hundred forty thousand, one hundred thirty-five".