123300442111534 has 16 divisors (see below), whose sum is σ = 192992235190272. Its totient is φ = 58969703682648.

The previous prime is 123300442111463. The next prime is 123300442111571. The reversal of 123300442111534 is 435111244003321.

It is a self number, because there is not a number n which added to its sum of digits gives 123300442111534.

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, 63113227 + ... + 65037529.

It is an arithmetic number, because the mean of its divisors is an integer number (12062014699392).

Almost surely, 2^{123300442111534} is an apocalyptic number.

123300442111534 is a deficient number, since it is larger than the sum of its proper divisors (69691793078738).

123300442111534 is a wasteful number, since it uses less digits than its factorization.

123300442111534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3317271.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 123300442111534 its reverse (435111244003321), we get a palindrome (558411686114855).

The spelling of 123300442111534 in words is "one hundred twenty-three trillion, three hundred billion, four hundred forty-two million, one hundred eleven thousand, five hundred thirty-four".