112211210120000 has 140 divisors (see below), whose sum is σ = 278258866612980. Its totient is φ = 44882623488000.

The previous prime is 112211210119999. The next prime is 112211210120003. The reversal of 112211210120000 is 21012112211.

It can be written as a sum of positive squares in 10 ways, for example, as 98554223792704 + 13656986327296 = 9927448^2 + 3695536^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112211210120003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1366238936 + ... + 1366321064.

Almost surely, 2^{112211210120000} is an apocalyptic number.

112211210120000 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 112211210120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139129433306490).

112211210120000 is an abundant number, since it is smaller than the sum of its proper divisors (166047656492980).

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

112211210120000 is an frugal number, since it uses more digits than its factorization.

112211210120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116318 (or 116293 counting only the distinct ones).

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

Adding to 112211210120000 its reverse (21012112211), we get a palindrome (112232222232211).

The spelling of 112211210120000 in words is "one hundred twelve trillion, two hundred eleven billion, two hundred ten million, one hundred twenty thousand".