112211201222220 has 96 divisors (see below), whose sum is σ = 318174641971200. Its totient is φ = 29543641830144.

The previous prime is 112211201222189. The next prime is 112211201222287. The reversal of 112211201222220 is 22222102112211.

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, 280251526 + ... + 280651634.

It is an arithmetic number, because the mean of its divisors is an integer number (3314319187200).

Almost surely, 2^{112211201222220} is an apocalyptic number.

112211201222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112211201222220 is an abundant number, since it is smaller than the sum of its proper divisors (205963440748980).

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

112211201222220 is a wasteful number, since it uses less digits than its factorization.

112211201222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459367 (or 459365 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 112211201222220 its reverse (22222102112211), we get a palindrome (134433303334431).

The spelling of 112211201222220 in words is "one hundred twelve trillion, two hundred eleven billion, two hundred one million, two hundred twenty-two thousand, two hundred twenty".