1122200220211 has 16 divisors (see below), whose sum is σ = 1285625088000.
Its totient is φ = 959553842688.
The previous prime is 1122200220199. The next prime is 1122200220217. The reversal of 1122200220211 is 1120220022211.
Adding to 1122200220211 its reverse (1120220022211), we get a palindrome (2242420242422).
It is a happy number.
It is not a de Polignac number, because 1122200220211 - 25 = 1122200220179 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1122200220217) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17200510 + ... + 17265628.
It is an arithmetic number, because the mean of its divisors is an integer number (80351568000).
Almost surely, 21122200220211 is an apocalyptic number.
1122200220211 is a deficient number, since it is larger than the sum of its proper divisors (163424867789).
1122200220211 is an equidigital number, since it uses as much as digits as its factorization.
1122200220211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71058.
The product of its (nonzero) digits is 64, while the sum is 16.
The spelling of 1122200220211 in words is "one trillion, one hundred twenty-two billion, two hundred million, two hundred twenty thousand, two hundred eleven".