123441054321042 has 24 divisors (see below), whose sum is σ = 273146162754816. Its totient is φ = 40271549636376.

The previous prime is 123441054320971. The next prime is 123441054321113. The reversal of 123441054321042 is 240123450144321.

123441054321042 is a `hidden beast` number, since 1 + 2 + 3 + 4 + 4 + 1 + 0 + 543 + 2 + 104 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (123441054320971) and next prime (123441054321113).

It is a junction number, because it is equal to n+sod(n) for n = 123441054320988 and 123441054321006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72955705018 + ... + 72955706709.

It is an arithmetic number, because the mean of its divisors is an integer number (11381090114784).

Almost surely, 2^{123441054321042} is an apocalyptic number.

123441054321042 is an abundant number, since it is smaller than the sum of its proper divisors (149705108433774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123441054321042 is a wasteful number, since it uses less digits than its factorization.

123441054321042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145911411782 (or 145911411779 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 123441054321042 in words is "one hundred twenty-three trillion, four hundred forty-one billion, fifty-four million, three hundred twenty-one thousand, forty-two".