112122121100000 has 216 divisors, whose sum is σ = 303270670169208. Its totient is φ = 40771676000000.

The previous prime is 112122121099969. The next prime is 112122121100023. The reversal of 112122121100000 is 1121221211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7466855 + ... + 16733145.

It is an arithmetic number, because the mean of its divisors is an integer number (1404030880413).

Almost surely, 2^{112122121100000} is an apocalyptic number.

112122121100000 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 112122121100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151635335084604).

112122121100000 is an abundant number, since it is smaller than the sum of its proper divisors (191148549069208).

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

112122121100000 is an frugal number, since it uses more digits than its factorization.

112122121100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9266348 (or 9266309 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112122121100000 its reverse (1121221211), we get a palindrome (112123242321211).

112122121100000 divided by its reverse (1121221211) gives a 5-th power (100000 = 10⁵).

It can be divided in two parts, 11212 and 2121100000, that added together give a palindrome (2121111212).

The spelling of 112122121100000 in words is "one hundred twelve trillion, one hundred twenty-two billion, one hundred twenty-one million, one hundred thousand".