22003112002 has 16 divisors (see below), whose sum is σ = 34970281632. Its totient is φ = 10347246400.

The previous prime is 22003111987. The next prime is 22003112003. The reversal of 22003112002 is 20021130022.

It is not an unprimeable number, because it can be changed into a prime (22003112003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173668 + ... + 272335.

It is an arithmetic number, because the mean of its divisors is an integer number (2185642602).

Almost surely, 2^22003112002 is an apocalyptic number.

22003112002 is a deficient number, since it is larger than the sum of its proper divisors (12967169630).

22003112002 is a wasteful number, since it uses less digits than its factorization.

22003112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447473.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 22003112002 its reverse (20021130022), we get a palindrome (42024242024).

The spelling of 22003112002 in words is "twenty-two billion, three million, one hundred twelve thousand, two".