20020211102211 has 8 divisors (see below), whose sum is σ = 28098541897920. Its totient is φ = 12644343853992.

The previous prime is 20020211102197. The next prime is 20020211102237. The reversal of 20020211102211 is 11220111202002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20020211102211 - 2⁶ = 20020211102147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20020211102711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175615886805 + ... + 175615886918.

It is an arithmetic number, because the mean of its divisors is an integer number (3512317737240).

Almost surely, 2^{20020211102211} is an apocalyptic number.

20020211102211 is a deficient number, since it is larger than the sum of its proper divisors (8078330795709).

20020211102211 is a wasteful number, since it uses less digits than its factorization.

20020211102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351231773745.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20020211102211 its reverse (11220111202002), we get a palindrome (31240322304213).

The spelling of 20020211102211 in words is "twenty trillion, twenty billion, two hundred eleven million, one hundred two thousand, two hundred eleven".