123321241140 has 24 divisors (see below), whose sum is σ = 345299475360. Its totient is φ = 32885664288.

The previous prime is 123321241133. The next prime is 123321241157. The reversal of 123321241140 is 41142123321.

It is a self number, because there is not a number n which added to its sum of digits gives 123321241140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027676950 + ... + 1027677069.

It is an arithmetic number, because the mean of its divisors is an integer number (14387478140).

Almost surely, 2^123321241140 is an apocalyptic number.

123321241140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123321241140 is an abundant number, since it is smaller than the sum of its proper divisors (221978234220).

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

123321241140 is a wasteful number, since it uses less digits than its factorization.

123321241140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055354031 (or 2055354029 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 123321241140 its reverse (41142123321), we get a palindrome (164463364461).

The spelling of 123321241140 in words is "one hundred twenty-three billion, three hundred twenty-one million, two hundred forty-one thousand, one hundred forty".