100113231331 has 8 divisors (see below), whose sum is σ = 100389929184. Its totient is φ = 99836668800.

The previous prime is 100113231313. The next prime is 100113231349. The reversal of 100113231331 is 133132311001.

It is an interprime number because it is at equal distance from previous prime (100113231313) and next prime (100113231349).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100113231331 - 2⁵ = 100113231299 is a prime.

It is a super-2 number, since 2×100113231331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100113231299 and 100113231308.

It is not an unprimeable number, because it can be changed into a prime (100113231131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1549485 + ... + 1612801.

It is an arithmetic number, because the mean of its divisors is an integer number (12548741148).

Almost surely, 2^100113231331 is an apocalyptic number.

100113231331 is a deficient number, since it is larger than the sum of its proper divisors (276697853).

100113231331 is an equidigital number, since it uses as much as digits as its factorization.

100113231331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67661.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 100113231331 its reverse (133132311001), we get a palindrome (233245542332).

The spelling of 100113231331 in words is "one hundred billion, one hundred thirteen million, two hundred thirty-one thousand, three hundred thirty-one".