1100000022 has 64 divisors (see below), whose sum is σ = 2531865600. Its totient is φ = 315096480.

The previous prime is 1100000017. The next prime is 1100000051. The reversal of 1100000022 is 2200000011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 926113 + ... + 927299.

It is an arithmetic number, because the mean of its divisors is an integer number (39560400).

Almost surely, 2^1100000022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100000022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1265932800).

1100000022 is an abundant number, since it is smaller than the sum of its proper divisors (1431865578).

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

1100000022 is a wasteful number, since it uses less digits than its factorization.

1100000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1100000022 is about 33166.2482352165. The cubic root of 1100000022 is about 1032.2801223382.

Adding to 1100000022 its reverse (2200000011), we get a palindrome (3300000033).

The spelling of 1100000022 in words is "one billion, one hundred million, twenty-two", and thus it is an aban number.