113122402440 has 32 divisors (see below), whose sum is σ = 339367207680. Its totient is φ = 30165973952.

The previous prime is 113122402427. The next prime is 113122402493. The reversal of 113122402440 is 44204221311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 113122402440.

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 7 ways as a sum of consecutive naturals, for example, 471343224 + ... + 471343463.

It is an arithmetic number, because the mean of its divisors is an integer number (10605225240).

Almost surely, 2^113122402440 is an apocalyptic number.

113122402440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113122402440 is an abundant number, since it is smaller than the sum of its proper divisors (226244805240).

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

113122402440 is a wasteful number, since it uses less digits than its factorization.

113122402440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942686701 (or 942686697 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 113122402440 its reverse (44204221311), we get a palindrome (157326623751).

The spelling of 113122402440 in words is "one hundred thirteen billion, one hundred twenty-two million, four hundred two thousand, four hundred forty".