1103212441100 has 288 divisors, whose sum is σ = 3090500861952. Its totient is φ = 331737120000.

The previous prime is 1103212441099. The next prime is 1103212441147. The reversal of 1103212441100 is 11442123011.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 79002719 + ... + 79016681.

Almost surely, 2^{1103212441100} is an apocalyptic number.

1103212441100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103212441100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1545250430976).

1103212441100 is an abundant number, since it is smaller than the sum of its proper divisors (1987288420852).

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

1103212441100 is a wasteful number, since it uses less digits than its factorization.

1103212441100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14357 (or 14350 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1103212441100 its reverse (11442123011), we get a palindrome (1114654564111).

The spelling of 1103212441100 in words is "one trillion, one hundred three billion, two hundred twelve million, four hundred forty-one thousand, one hundred".