100113312312 has 64 divisors (see below), whose sum is σ = 299484276000. Its totient is φ = 30804095232.

The previous prime is 100113312311. The next prime is 100113312317. The reversal of 100113312312 is 213213311001.

100113312312 is a `hidden beast` number, since 10 + 0 + 11 + 331 + 2 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100113312311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17823637 + ... + 17829252.

Almost surely, 2^100113312312 is an apocalyptic number.

100113312312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100113312312 is an abundant number, since it is smaller than the sum of its proper divisors (199370963688).

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

100113312312 is a wasteful number, since it uses less digits than its factorization.

100113312312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35652917 (or 35652907 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 100113312312 its reverse (213213311001), we get a palindrome (313326623313).

The spelling of 100113312312 in words is "one hundred billion, one hundred thirteen million, three hundred twelve thousand, three hundred twelve".