123333402132 has 72 divisors (see below), whose sum is σ = 315847939680. Its totient is φ = 40573035840.

The previous prime is 123333402083. The next prime is 123333402169. The reversal of 123333402132 is 231204333321.

123333402132 is a `hidden beast` number, since 123 + 3 + 3 + 3 + 402 + 132 = 666.

It is a super-2 number, since 2×123333402132² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123333402096 and 123333402105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2880094 + ... + 2922602.

It is an arithmetic number, because the mean of its divisors is an integer number (4386776940).

Almost surely, 2^123333402132 is an apocalyptic number.

123333402132 is a gapful number since it is divisible by the number (12) 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 123333402132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157923969840).

123333402132 is an abundant number, since it is smaller than the sum of its proper divisors (192514537548).

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

123333402132 is a wasteful number, since it uses less digits than its factorization.

123333402132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43573 (or 43568 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 123333402132 its reverse (231204333321), we get a palindrome (354537735453).

The spelling of 123333402132 in words is "one hundred twenty-three billion, three hundred thirty-three million, four hundred two thousand, one hundred thirty-two".