123013234220135 has 8 divisors (see below), whose sum is σ = 168703864073376. Its totient is φ = 84351932036640.

The previous prime is 123013234220099. The next prime is 123013234220143. The reversal of 123013234220135 is 531022432310321.

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

It is not a de Polignac number, because 123013234220135 - 2¹⁰ = 123013234219111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1757331917396 + ... + 1757331917465.

It is an arithmetic number, because the mean of its divisors is an integer number (21087983009172).

Almost surely, 2^{123013234220135} is an apocalyptic number.

123013234220135 is a deficient number, since it is larger than the sum of its proper divisors (45690629853241).

123013234220135 is an equidigital number, since it uses as much as digits as its factorization.

123013234220135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514663834873.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 123013234220135 its reverse (531022432310321), we get a palindrome (654035666530456).

The spelling of 123013234220135 in words is "one hundred twenty-three trillion, thirteen billion, two hundred thirty-four million, two hundred twenty thousand, one hundred thirty-five".