113122312142320 has 40 divisors (see below), whose sum is σ = 283240866174336. Its totient is φ = 41768238329088.

The previous prime is 113122312142317. The next prime is 113122312142321. The reversal of 113122312142320 is 23241213221311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113122312142321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54385725952 + ... + 54385728031.

Almost surely, 2^{113122312142320} is an apocalyptic number.

113122312142320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113122312142320 is an abundant number, since it is smaller than the sum of its proper divisors (170118554032016).

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

113122312142320 is a wasteful number, since it uses less digits than its factorization.

113122312142320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108771454009 (or 108771454003 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 113122312142320 its reverse (23241213221311), we get a palindrome (136363525363631).

The spelling of 113122312142320 in words is "one hundred thirteen trillion, one hundred twenty-two billion, three hundred twelve million, one hundred forty-two thousand, three hundred twenty".