1103212026 has 96 divisors (see below), whose sum is σ = 2837203200. Its totient is φ = 303486624.

The previous prime is 1103212001. The next prime is 1103212063. The reversal of 1103212026 is 6202123011.

1103212026 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1103212026² = 2434153548622049352, which contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3072835 + ... + 3073193.

It is an arithmetic number, because the mean of its divisors is an integer number (29554200).

Almost surely, 2^1103212026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103212026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1418601600).

1103212026 is an abundant number, since it is smaller than the sum of its proper divisors (1733991174).

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

1103212026 is an equidigital number, since it uses as much as digits as its factorization.

1103212026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1103212026 is about 33214.6357198148. The cubic root of 1103212026 is about 1033.2838998435.

Adding to 1103212026 its reverse (6202123011), we get a palindrome (7305335037).

The spelling of 1103212026 in words is "one billion, one hundred three million, two hundred twelve thousand, twenty-six".