1211103322222 has 8 divisors (see below), whose sum is σ = 1816840064736. Its totient is φ = 605489967312.

The previous prime is 1211103322213. The next prime is 1211103322243. The reversal of 1211103322222 is 2222233011121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1211103322193 and 1211103322202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30822358 + ... + 30861625.

It is an arithmetic number, because the mean of its divisors is an integer number (227105008092).

Almost surely, 2^{1211103322222} is an apocalyptic number.

1211103322222 is a deficient number, since it is larger than the sum of its proper divisors (605736742514).

1211103322222 is an equidigital number, since it uses as much as digits as its factorization.

1211103322222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61693802.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1211103322222 its reverse (2222233011121), we get a palindrome (3433336333343).

The spelling of 1211103322222 in words is "one trillion, two hundred eleven billion, one hundred three million, three hundred twenty-two thousand, two hundred twenty-two".