112355121102 has 64 divisors (see below), whose sum is σ = 261727809024. Its totient is φ = 31490933760.

The previous prime is 112355121097. The next prime is 112355121103. The reversal of 112355121102 is 201121553211.

112355121102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112355121103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 595338 + ... + 761010.

It is an arithmetic number, because the mean of its divisors is an integer number (4089497016).

Almost surely, 2^112355121102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112355121102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130863904512).

112355121102 is an abundant number, since it is smaller than the sum of its proper divisors (149372687922).

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

112355121102 is a wasteful number, since it uses less digits than its factorization.

112355121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165993.

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 112355121102 its reverse (201121553211), we get a palindrome (313476674313).

The spelling of 112355121102 in words is "one hundred twelve billion, three hundred fifty-five million, one hundred twenty-one thousand, one hundred two".