1103440100442 has 16 divisors (see below), whose sum is σ = 2221691479200. Its totient is φ = 365344820432.

The previous prime is 1103440100393. The next prime is 1103440100447. The reversal of 1103440100442 is 2440010443011.

It is not an unprimeable number, because it can be changed into a prime (1103440100447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617135628 + ... + 617137415.

It is an arithmetic number, because the mean of its divisors is an integer number (138855717450).

Almost surely, 2^{1103440100442} is an apocalyptic number.

1103440100442 is an abundant number, since it is smaller than the sum of its proper divisors (1118251378758).

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

1103440100442 is a wasteful number, since it uses less digits than its factorization.

1103440100442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234273197.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1103440100442 its reverse (2440010443011), we get a palindrome (3543450543453).

The spelling of 1103440100442 in words is "one trillion, one hundred three billion, four hundred forty million, one hundred thousand, four hundred forty-two".