113043431041320 has 256 divisors, whose sum is σ = 366136920576000. Its totient is φ = 27756037370880.

The previous prime is 113043431041291. The next prime is 113043431041357. The reversal of 113043431041320 is 23140134340311.

It is a super-3 number, since 3×113043431041320³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2951583531 + ... + 2951621829.

It is an arithmetic number, because the mean of its divisors is an integer number (1430222346000).

Almost surely, 2^{113043431041320} is an apocalyptic number.

113043431041320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113043431041320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183068460288000).

113043431041320 is an abundant number, since it is smaller than the sum of its proper divisors (253093489534680).

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

113043431041320 is a wasteful number, since it uses less digits than its factorization.

113043431041320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43040 (or 43036 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 113043431041320 its reverse (23140134340311), we get a palindrome (136183565381631).

The spelling of 113043431041320 in words is "one hundred thirteen trillion, forty-three billion, four hundred thirty-one million, forty-one thousand, three hundred twenty".