11220021002002 has 16 divisors (see below), whose sum is σ = 17716366150560. Its totient is φ = 5314583735712.

The previous prime is 11220021001993. The next prime is 11220021002009. The reversal of 11220021002002 is 20020012002211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11220021002009) 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, 3269848 + ... + 5756035.

It is an arithmetic number, because the mean of its divisors is an integer number (1107272884410).

Almost surely, 2^{11220021002002} is an apocalyptic number.

11220021002002 is a deficient number, since it is larger than the sum of its proper divisors (6496345148558).

11220021002002 is a wasteful number, since it uses less digits than its factorization.

11220021002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058617.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11220021002002 its reverse (20020012002211), we get a palindrome (31240033004213).

The spelling of 11220021002002 in words is "eleven trillion, two hundred twenty billion, twenty-one million, two thousand, two".