1100203424 has 12 divisors (see below), whose sum is σ = 2166025554. Its totient is φ = 550101696.

The previous prime is 1100203409. The next prime is 1100203427. The reversal of 1100203424 is 4243020011.

It can be written as a sum of positive squares in only one way, i.e., 994771600 + 105431824 = 31540^2 + 10268^2 .

It is not an unprimeable number, because it can be changed into a prime (1100203427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17190647 + ... + 17190710.

Almost surely, 2^1100203424 is an apocalyptic number.

It is an amenable number.

1100203424 is a deficient number, since it is larger than the sum of its proper divisors (1065822130).

1100203424 is an equidigital number, since it uses as much as digits as its factorization.

1100203424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34381367 (or 34381359 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1100203424 is about 33169.3144939717. The cubic root of 1100203424 is about 1032.3437450342.

Adding to 1100203424 its reverse (4243020011), we get a palindrome (5343223435).

The spelling of 1100203424 in words is "one billion, one hundred million, two hundred three thousand, four hundred twenty-four".