1104211020 has 96 divisors (see below), whose sum is σ = 3428280576. Its totient is φ = 263289600.

The previous prime is 1104210977. The next prime is 1104211033. The reversal of 1104211020 is 201124011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1104210987 and 1104211005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26547 + ... + 53973.

It is an arithmetic number, because the mean of its divisors is an integer number (35711256).

Almost surely, 2^1104211020 is an apocalyptic number.

1104211020 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 1104211020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1714140288).

1104211020 is an abundant number, since it is smaller than the sum of its proper divisors (2324069556).

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

1104211020 is a wasteful number, since it uses less digits than its factorization.

1104211020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27511 (or 27509 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1104211020 is about 33229.6707777853. The cubic root of 1104211020 is about 1033.5956963588.

Adding to 1104211020 its reverse (201124011), we get a palindrome (1305335031).

The spelling of 1104211020 in words is "one billion, one hundred four million, two hundred eleven thousand, twenty".