1100214420 has 24 divisors (see below), whose sum is σ = 3080600544. Its totient is φ = 293390496.

The previous prime is 1100214413. The next prime is 1100214457. The reversal of 1100214420 is 244120011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1100214420.

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 7 ways as a sum of consecutive naturals, for example, 9168394 + ... + 9168513.

It is an arithmetic number, because the mean of its divisors is an integer number (128358356).

Almost surely, 2^1100214420 is an apocalyptic number.

1100214420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100214420 is an abundant number, since it is smaller than the sum of its proper divisors (1980386124).

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

1100214420 is a wasteful number, since it uses less digits than its factorization.

1100214420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18336919 (or 18336917 counting only the distinct ones).

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

The square root of 1100214420 is about 33169.4802491688. The cubic root of 1100214420 is about 1032.3471842812.

Adding to 1100214420 its reverse (244120011), we get a palindrome (1344334431).

The spelling of 1100214420 in words is "one billion, one hundred million, two hundred fourteen thousand, four hundred twenty".