123405336015112 has 16 divisors (see below), whose sum is σ = 231386395237200. Its totient is φ = 61702297285200.

The previous prime is 123405336015061. The next prime is 123405336015121. The reversal of 123405336015112 is 211510633504321.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44923014 + ... + 47590837.

It is an arithmetic number, because the mean of its divisors is an integer number (14461649702325).

Almost surely, 2^{123405336015112} is an apocalyptic number.

It is an amenable number.

123405336015112 is a deficient number, since it is larger than the sum of its proper divisors (107981059222088).

123405336015112 is a wasteful number, since it uses less digits than its factorization.

123405336015112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92680596 (or 92680592 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 123405336015112 its reverse (211510633504321), we get a palindrome (334915969519433).

The spelling of 123405336015112 in words is "one hundred twenty-three trillion, four hundred five billion, three hundred thirty-six million, fifteen thousand, one hundred twelve".