112222121010 has 64 divisors (see below), whose sum is σ = 275030802432. Its totient is φ = 29298303936.

The previous prime is 112222120939. The next prime is 112222121021. The reversal of 112222121010 is 10121222211.

112222121010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 31 ways as a sum of consecutive naturals, for example, 156367 + ... + 498893.

It is an arithmetic number, because the mean of its divisors is an integer number (4297356288).

Almost surely, 2^112222121010 is an apocalyptic number.

112222121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112222121010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137515401216).

112222121010 is an abundant number, since it is smaller than the sum of its proper divisors (162808681422).

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

112222121010 is a wasteful number, since it uses less digits than its factorization.

112222121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342767.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112222121010 its reverse (10121222211), we get a palindrome (122343343221).

The spelling of 112222121010 in words is "one hundred twelve billion, two hundred twenty-two million, one hundred twenty-one thousand, ten".