123233213223120 has 640 divisors, whose sum is σ = 513002373746688. Its totient is φ = 23633617305600.

The previous prime is 123233213223089. The next prime is 123233213223209. The reversal of 123233213223120 is 21322312332321.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1785669415 + ... + 1785738425.

Almost surely, 2^{123233213223120} is an apocalyptic number.

123233213223120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123233213223120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256501186873344).

123233213223120 is an abundant number, since it is smaller than the sum of its proper divisors (389769160523568).

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

123233213223120 is a wasteful number, since it uses less digits than its factorization.

123233213223120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76491 (or 76485 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 123233213223120 its reverse (21322312332321), we get a palindrome (144555525555441).

The spelling of 123233213223120 in words is "one hundred twenty-three trillion, two hundred thirty-three billion, two hundred thirteen million, two hundred twenty-three thousand, one hundred twenty".