112212211110 has 64 divisors (see below), whose sum is σ = 279399456000. Its totient is φ = 28808081792.

The previous prime is 112212211061. The next prime is 112212211127. The reversal of 112212211110 is 11112212211.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 112212211110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116041 + ... + 487739.

It is an arithmetic number, because the mean of its divisors is an integer number (4365616500).

Almost surely, 2^112212211110 is an apocalyptic number.

112212211110 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 112212211110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139699728000).

112212211110 is an abundant number, since it is smaller than the sum of its proper divisors (167187244890).

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

112212211110 is a wasteful number, since it uses less digits than its factorization.

112212211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372085.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112212211110 its reverse (11112212211), we get a palindrome (123324423321).

The spelling of 112212211110 in words is "one hundred twelve billion, two hundred twelve million, two hundred eleven thousand, one hundred ten".