100040231320 has 32 divisors (see below), whose sum is σ = 229879684800. Its totient is φ = 39164685568.

The previous prime is 100040231311. The next prime is 100040231329. The reversal of 100040231320 is 23132040001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100040231311) and next prime (100040231329).

It is a junction number, because it is equal to n+sod(n) for n = 100040231294 and 100040231303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100040231329) 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 7 ways as a sum of consecutive naturals, for example, 26604565 + ... + 26608324.

It is an arithmetic number, because the mean of its divisors is an integer number (7183740150).

Almost surely, 2^100040231320 is an apocalyptic number.

100040231320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100040231320 is an abundant number, since it is smaller than the sum of its proper divisors (129839453480).

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

100040231320 is a wasteful number, since it uses less digits than its factorization.

100040231320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53212947 (or 53212943 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 100040231320 its reverse (23132040001), we get a palindrome (123172271321).

The spelling of 100040231320 in words is "one hundred billion, forty million, two hundred thirty-one thousand, three hundred twenty".