1103641212004 has 12 divisors (see below), whose sum is σ = 1942937224704. Its totient is φ = 548516290664.

The previous prime is 1103641211999. The next prime is 1103641212041. The reversal of 1103641212004 is 4002121463011.

It is a self number, because there is not a number n which added to its sum of digits gives 1103641212004.

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, 826078084 + ... + 826079419.

It is an arithmetic number, because the mean of its divisors is an integer number (161911435392).

Almost surely, 2^{1103641212004} is an apocalyptic number.

It is an amenable number.

1103641212004 is a deficient number, since it is larger than the sum of its proper divisors (839296012700).

1103641212004 is a wasteful number, since it uses less digits than its factorization.

1103641212004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652157674 (or 1652157672 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1103641212004 its reverse (4002121463011), we get a palindrome (5105762675015).

The spelling of 1103641212004 in words is "one trillion, one hundred three billion, six hundred forty-one million, two hundred twelve thousand, four".