1100200221222 has 32 divisors (see below), whose sum is σ = 2206969528320. Its totient is φ = 365639276160.

The previous prime is 1100200221203. The next prime is 1100200221277. The reversal of 1100200221222 is 2221220020011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6160222 + ... + 6336302.

It is an arithmetic number, because the mean of its divisors is an integer number (68967797760).

Almost surely, 2^{1100200221222} is an apocalyptic number.

1100200221222 is an abundant number, since it is smaller than the sum of its proper divisors (1106769307098).

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

1100200221222 is a wasteful number, since it uses less digits than its factorization.

1100200221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179188.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1100200221222 its reverse (2221220020011), we get a palindrome (3321420241233).

The spelling of 1100200221222 in words is "one trillion, one hundred billion, two hundred million, two hundred twenty-one thousand, two hundred twenty-two".