20011202002002 has 16 divisors (see below), whose sum is σ = 40022448238080. Its totient is φ = 6670393294992.

The previous prime is 20011202001979. The next prime is 20011202002013. The reversal of 20011202002002 is 20020020211002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8521548 + ... + 10613160.

It is an arithmetic number, because the mean of its divisors is an integer number (2501403014880).

Almost surely, 2^{20011202002002} is an apocalyptic number.

20011202002002 is an abundant number, since it is smaller than the sum of its proper divisors (20011246236078).

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

20011202002002 is a wasteful number, since it uses less digits than its factorization.

20011202002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686177.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20011202002002 its reverse (20020020211002), we get a palindrome (40031222213004).

The spelling of 20011202002002 in words is "twenty trillion, eleven billion, two hundred two million, two thousand, two".