123342001044 has 48 divisors (see below), whose sum is σ = 290469957120. Its totient is φ = 40733733600.

The previous prime is 123342001043. The next prime is 123342001061. The reversal of 123342001044 is 440100243321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123342001043) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 596947 + ... + 776549.

It is an arithmetic number, because the mean of its divisors is an integer number (6051457440).

Almost surely, 2^123342001044 is an apocalyptic number.

It is an amenable number.

123342001044 is an abundant number, since it is smaller than the sum of its proper divisors (167127956076).

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

123342001044 is a wasteful number, since it uses less digits than its factorization.

123342001044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180140 (or 180138 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 123342001044 its reverse (440100243321), we get a palindrome (563442244365).

The spelling of 123342001044 in words is "one hundred twenty-three billion, three hundred forty-two million, one thousand, forty-four".