113130100100 has 18 divisors (see below), whose sum is σ = 245492317434. Its totient is φ = 45252040000.

The previous prime is 113130100091. The next prime is 113130100103. The reversal of 113130100100 is 1001031311.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 12422885764 + 100707214336 = 111458^2 + 317344^2 .

It is not an unprimeable number, because it can be changed into a prime (113130100103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 565650401 + ... + 565650600.

Almost surely, 2^113130100100 is an apocalyptic number.

113130100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113130100100 is an abundant number, since it is smaller than the sum of its proper divisors (132362217334).

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

113130100100 is a wasteful number, since it uses less digits than its factorization.

113130100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131301015 (or 1131301008 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 113130100100 its reverse (1001031311), we get a palindrome (114131131411).

The spelling of 113130100100 in words is "one hundred thirteen billion, one hundred thirty million, one hundred thousand, one hundred".