123013024445542 has 256 divisors, whose sum is σ = 241191646617600. Its totient is φ = 45670825589760.

The previous prime is 123013024445533. The next prime is 123013024445543. The reversal of 123013024445542 is 245544420310321.

It is a junction number, because it is equal to n+sod(n) for n = 123013024445495 and 123013024445504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123013024445543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 76453090834 + ... + 76453092442.

It is an arithmetic number, because the mean of its divisors is an integer number (942154869600).

Almost surely, 2^{123013024445542} is an apocalyptic number.

123013024445542 is a deficient number, since it is larger than the sum of its proper divisors (118178622172058).

123013024445542 is a wasteful number, since it uses less digits than its factorization.

123013024445542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051.

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 123013024445542 its reverse (245544420310321), we get a palindrome (368557444755863).

The spelling of 123013024445542 in words is "one hundred twenty-three trillion, thirteen billion, twenty-four million, four hundred forty-five thousand, five hundred forty-two".