123323233323220 has 192 divisors, whose sum is σ = 301041456339456. Its totient is φ = 41565752524800.

The previous prime is 123323233323217. The next prime is 123323233323253. The reversal of 123323233323220 is 22323332323321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1159293954 + ... + 1159400326.

It is an arithmetic number, because the mean of its divisors is an integer number (1567924251768).

Almost surely, 2^{123323233323220} is an apocalyptic number.

123323233323220 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 123323233323220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150520728169728).

123323233323220 is an abundant number, since it is smaller than the sum of its proper divisors (177718223016236).

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

123323233323220 is a wasteful number, since it uses less digits than its factorization.

123323233323220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107090 (or 107088 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 34.

Adding to 123323233323220 its reverse (22323332323321), we get a palindrome (145646565646541).

The spelling of 123323233323220 in words is "one hundred twenty-three trillion, three hundred twenty-three billion, two hundred thirty-three million, three hundred twenty-three thousand, two hundred twenty".