1102243104 has 72 divisors (see below), whose sum is σ = 3139839612. Its totient is φ = 366789120.

The previous prime is 1102243091. The next prime is 1102243141. The reversal of 1102243104 is 4013422011.

It can be written as a sum of positive squares in 2 ways, for example, as 1072431504 + 29811600 = 32748^2 + 5460^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185134 + ... + 190994.

Almost surely, 2^1102243104 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 1102243104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1569919806).

1102243104 is an abundant number, since it is smaller than the sum of its proper divisors (2037596508).

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

1102243104 is a wasteful number, since it uses less digits than its factorization.

1102243104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6530 (or 6519 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1102243104 is about 33200.0467469550. The cubic root of 1102243104 is about 1032.9813092496.

Adding to 1102243104 its reverse (4013422011), we get a palindrome (5115665115).

The spelling of 1102243104 in words is "one billion, one hundred two million, two hundred forty-three thousand, one hundred four".