112220210000 has 50 divisors (see below), whose sum is σ = 271696374642. Its totient is φ = 44888080000.

The previous prime is 112220209967. The next prime is 112220210029. The reversal of 112220210000 is 12022211.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 75247073344 + 36973136656 = 274312^2 + 192284^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5601011 + ... + 5621010.

Almost surely, 2^112220210000 is an apocalyptic number.

112220210000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112220210000 is an abundant number, since it is smaller than the sum of its proper divisors (159476164642).

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

112220210000 is an equidigital number, since it uses as much as digits as its factorization.

112220210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11222049 (or 11222028 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 112220210000 its reverse (12022211), we get a palindrome (112232232211).

The spelling of 112220210000 in words is "one hundred twelve billion, two hundred twenty million, two hundred ten thousand".