1101102444 has 96 divisors (see below), whose sum is σ = 3255215040. Its totient is φ = 318864384.

The previous prime is 1101102347. The next prime is 1101102449. The reversal of 1101102444 is 4442011011.

1101102444 is a `hidden beast` number, since 110 + 110 + 2 + 444 = 666.

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 (1101102449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 802 + ... + 46934.

It is an arithmetic number, because the mean of its divisors is an integer number (33908490).

Almost surely, 2^1101102444 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 1101102444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1627607520).

1101102444 is an abundant number, since it is smaller than the sum of its proper divisors (2154112596).

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

1101102444 is a wasteful number, since it uses less digits than its factorization.

1101102444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46176 (or 46168 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1101102444 is about 33182.8637100537. The cubic root of 1101102444 is about 1032.6248581972.

Adding to 1101102444 its reverse (4442011011), we get a palindrome (5543113455).

The spelling of 1101102444 in words is "one billion, one hundred one million, one hundred two thousand, four hundred forty-four".