1100022222 has 32 divisors (see below), whose sum is σ = 2378331648. Its totient is φ = 337175136.

The previous prime is 1100022199. The next prime is 1100022299. The reversal of 1100022222 is 2222200011.

1100022222 is a modest number, since divided by 22222 gives 11000 as remainder.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1100022198 and 1100022207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6298 + ... + 47325.

It is an arithmetic number, because the mean of its divisors is an integer number (74322864).

Almost surely, 2^1100022222 is an apocalyptic number.

1100022222 is an abundant number, since it is smaller than the sum of its proper divisors (1278309426).

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

1100022222 is a wasteful number, since it uses less digits than its factorization.

1100022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53904.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1100022222 is about 33166.5829111170. The cubic root of 1100022222 is about 1032.2870667213.

Adding to 1100022222 its reverse (2222200011), we get a palindrome (3322222233).

The spelling of 1100022222 in words is "one billion, one hundred million, twenty-two thousand, two hundred twenty-two".