1103211400104 has 192 divisors, whose sum is σ = 3402748103040. Its totient is φ = 319626362880.

The previous prime is 1103211400103. The next prime is 1103211400117. The reversal of 1103211400104 is 4010041123011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1103211400103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44015544 + ... + 44040600.

It is an arithmetic number, because the mean of its divisors is an integer number (17722646370).

Almost surely, 2^{1103211400104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103211400104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1701374051520).

1103211400104 is an abundant number, since it is smaller than the sum of its proper divisors (2299536702936).

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

1103211400104 is a wasteful number, since it uses less digits than its factorization.

1103211400104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27520 (or 27513 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1103211400104 its reverse (4010041123011), we get a palindrome (5113252523115).

The spelling of 1103211400104 in words is "one trillion, one hundred three billion, two hundred eleven million, four hundred thousand, one hundred four".