123531021422324 has 12 divisors (see below), whose sum is σ = 216191988347748. Its totient is φ = 61761881894400.

The previous prime is 123531021422299. The next prime is 123531021422381. The reversal of 123531021422324 is 423224120135321.

It can be written as a sum of positive squares in 2 ways, for example, as 119347278445924 + 4183742976400 = 10924618^2 + 2045420^2 .

It is a congruent number.

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, 907127597 + ... + 907263764.

It is an arithmetic number, because the mean of its divisors is an integer number (18015999028979).

Almost surely, 2^{123531021422324} is an apocalyptic number.

It is an amenable number.

123531021422324 is a deficient number, since it is larger than the sum of its proper divisors (92660966925424).

123531021422324 is a wasteful number, since it uses less digits than its factorization.

123531021422324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814408386 (or 1814408384 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 123531021422324 its reverse (423224120135321), we get a palindrome (546755141557645).

The spelling of 123531021422324 in words is "one hundred twenty-three trillion, five hundred thirty-one billion, twenty-one million, four hundred twenty-two thousand, three hundred twenty-four".