1100212022222 has 16 divisors (see below), whose sum is σ = 1722182791680. Its totient is φ = 526154197272.

The previous prime is 1100212022191. The next prime is 1100212022227. The reversal of 1100212022222 is 2222202120011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1100212022222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100212022227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52898 + ... + 1484325.

It is an arithmetic number, because the mean of its divisors is an integer number (107636424480).

Almost surely, 2^{1100212022222} is an apocalyptic number.

1100212022222 is a deficient number, since it is larger than the sum of its proper divisors (621970769458).

1100212022222 is a wasteful number, since it uses less digits than its factorization.

1100212022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552807.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1100212022222 its reverse (2222202120011), we get a palindrome (3322414142233).

The spelling of 1100212022222 in words is "one trillion, one hundred billion, two hundred twelve million, twenty-two thousand, two hundred twenty-two".