11044312002 has 24 divisors (see below), whose sum is σ = 23935109484. Its totient is φ = 3680550144.

The previous prime is 11044311979. The next prime is 11044312009. The reversal of 11044312002 is 20021344011.

It can be written as a sum of positive squares in 2 ways, for example, as 8922880521 + 2121431481 = 94461^2 + 46059^2 .

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 (11044312009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5118 + ... + 148710.

Almost surely, 2^11044312002 is an apocalyptic number.

11044312002 is an abundant number, since it is smaller than the sum of its proper divisors (12890797482).

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

11044312002 is a wasteful number, since it uses less digits than its factorization.

11044312002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147874 (or 147871 counting only the distinct ones).

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

Adding to 11044312002 its reverse (20021344011), we get a palindrome (31065656013).

The spelling of 11044312002 in words is "eleven billion, forty-four million, three hundred twelve thousand, two".