113133244240 has 80 divisors (see below), whose sum is σ = 284984491968. Its totient is φ = 41600821248.

The previous prime is 113133244219. The next prime is 113133244253. The reversal of 113133244240 is 42442331311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 113133244199 and 113133244208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 908802 + ... + 1025761.

Almost surely, 2^113133244240 is an apocalyptic number.

113133244240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113133244240 is an abundant number, since it is smaller than the sum of its proper divisors (171851247728).

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

113133244240 is a wasteful number, since it uses less digits than its factorization.

113133244240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934636 (or 1934630 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 113133244240 its reverse (42442331311), we get a palindrome (155575575551).

The spelling of 113133244240 in words is "one hundred thirteen billion, one hundred thirty-three million, two hundred forty-four thousand, two hundred forty".