1100022444 has 30 divisors (see below), whose sum is σ = 2875676804. Its totient is φ = 366674040.

The previous prime is 1100022439. The next prime is 1100022481. The reversal of 1100022444 is 4442200011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1697242 + ... + 1697889.

Almost surely, 2^1100022444 is an apocalyptic number.

It is an amenable number.

1100022444 is an abundant number, since it is smaller than the sum of its proper divisors (1775654360).

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

1100022444 is a wasteful number, since it uses less digits than its factorization.

1100022444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3395147 (or 3395136 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1100022444 is about 33166.5862578590. The cubic root of 1100022444 is about 1032.2871361647.

Adding to 1100022444 its reverse (4442200011), we get a palindrome (5542222455).

The spelling of 1100022444 in words is "one billion, one hundred million, twenty-two thousand, four hundred forty-four".