1100223400 has 48 divisors (see below), whose sum is σ = 2669248800. Its totient is φ = 420953280.

The previous prime is 1100223359. The next prime is 1100223409. The reversal of 1100223400 is 43220011.

It is a super-3 number, since 3×1100223400³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1100223409) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 114990 + ... + 124189.

It is an arithmetic number, because the mean of its divisors is an integer number (55609350).

Almost surely, 2^1100223400 is an apocalyptic number.

1100223400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100223400 is an abundant number, since it is smaller than the sum of its proper divisors (1569025400).

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

1100223400 is a wasteful number, since it uses less digits than its factorization.

1100223400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239218 (or 239209 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1100223400 is about 33169.6156142938. The cubic root of 1100223400 is about 1032.3499929618.

Adding to 1100223400 its reverse (43220011), we get a palindrome (1143443411).

The spelling of 1100223400 in words is "one billion, one hundred million, two hundred twenty-three thousand, four hundred".