100123332232 has 64 divisors (see below), whose sum is σ = 234372326400. Its totient is φ = 38956127040.

The previous prime is 100123332227. The next prime is 100123332233. The reversal of 100123332232 is 232233321001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (100123332233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345253 + ... + 565195.

It is an arithmetic number, because the mean of its divisors is an integer number (3662067600).

Almost surely, 2^100123332232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100123332232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117186163200).

100123332232 is an abundant number, since it is smaller than the sum of its proper divisors (134248994168).

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

100123332232 is a wasteful number, since it uses less digits than its factorization.

100123332232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220706 (or 220702 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 100123332232 its reverse (232233321001), we get a palindrome (332356653233).

The spelling of 100123332232 in words is "one hundred billion, one hundred twenty-three million, three hundred thirty-two thousand, two hundred thirty-two".