112321120340 has 192 divisors, whose sum is σ = 281541173760. Its totient is φ = 37103616000.

The previous prime is 112321120339. The next prime is 112321120343. The reversal of 112321120340 is 43021123211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112321120343) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 61343225 + ... + 61345055.

It is an arithmetic number, because the mean of its divisors is an integer number (1466360280).

Almost surely, 2^112321120340 is an apocalyptic number.

112321120340 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 112321120340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140770586880).

112321120340 is an abundant number, since it is smaller than the sum of its proper divisors (169220053420).

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

112321120340 is a wasteful number, since it uses less digits than its factorization.

112321120340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194 (or 2192 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 112321120340 its reverse (43021123211), we get a palindrome (155342243551).

The spelling of 112321120340 in words is "one hundred twelve billion, three hundred twenty-one million, one hundred twenty thousand, three hundred forty".