1100220220222 has 4 divisors (see below), whose sum is σ = 1650330330336. Its totient is φ = 550110110110.

The previous prime is 1100220220217. The next prime is 1100220220243. The reversal of 1100220220222 is 2220220220011.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1100220220196 and 1100220220205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275055055054 + ... + 275055055057.

It is an arithmetic number, because the mean of its divisors is an integer number (412582582584).

Almost surely, 2^{1100220220222} is an apocalyptic number.

1100220220222 is a deficient number, since it is larger than the sum of its proper divisors (550110110114).

1100220220222 is an equidigital number, since it uses as much as digits as its factorization.

1100220220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550110110113.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1100220220222 its reverse (2220220220011), we get a palindrome (3320440440233).

The spelling of 1100220220222 in words is "one trillion, one hundred billion, two hundred twenty million, two hundred twenty thousand, two hundred twenty-two".