1100243404444 has 12 divisors (see below), whose sum is σ = 1987536472768. Its totient is φ = 532375840800.

The previous prime is 1100243404409. The next prime is 1100243404459. The reversal of 1100243404444 is 4444043420011.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4436465217 + ... + 4436465464.

Almost surely, 2^{1100243404444} is an apocalyptic number.

It is an amenable number.

1100243404444 is a deficient number, since it is larger than the sum of its proper divisors (887293068324).

1100243404444 is a wasteful number, since it uses less digits than its factorization.

1100243404444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8872930716 (or 8872930714 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 1100243404444 its reverse (4444043420011), we get a palindrome (5544286824455).

The spelling of 1100243404444 in words is "one trillion, one hundred billion, two hundred forty-three million, four hundred four thousand, four hundred forty-four".