100123320336 has 80 divisors (see below), whose sum is σ = 279150633216. Its totient is φ = 30740548608.

The previous prime is 100123320329. The next prime is 100123320347. The reversal of 100123320336 is 633023321001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115636 + ... + 462188.

Almost surely, 2^100123320336 is an apocalyptic number.

100123320336 is a gapful number since it is divisible by the number (16) 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 100123320336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139575316608).

100123320336 is an abundant number, since it is smaller than the sum of its proper divisors (179027312880).

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

100123320336 is a wasteful number, since it uses less digits than its factorization.

100123320336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347040 (or 347034 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 100123320336 its reverse (633023321001), we get a palindrome (733146641337).

The spelling of 100123320336 in words is "one hundred billion, one hundred twenty-three million, three hundred twenty thousand, three hundred thirty-six".