1110220400 has 30 divisors (see below), whose sum is σ = 2667305472. Its totient is φ = 444088000.

The previous prime is 1110220357. The next prime is 1110220421. The reversal of 1110220400 is 40220111.

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 5 ways as a sum of consecutive naturals, for example, 1387376 + ... + 1388175.

Almost surely, 2^1110220400 is an apocalyptic number.

1110220400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110220400 is an abundant number, since it is smaller than the sum of its proper divisors (1557085072).

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

1110220400 is a wasteful number, since it uses less digits than its factorization.

1110220400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775569 (or 2775558 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1110220400 is about 33319.9699879817. The cubic root of 1110220400 is about 1035.4673300113.

Adding to 1110220400 its reverse (40220111), we get a palindrome (1150440511).

The spelling of 1110220400 in words is "one billion, one hundred ten million, two hundred twenty thousand, four hundred".